GeForce GT 640M vs Radeon R7 M260X

VS

Aggregate performance score

We've compared Radeon R7 M260X and GeForce GT 640M, covering specs and all relevant benchmarks.

R7 M260X
2015
4 GB GDDR5
2.56
+7.1%

R7 M260X outperforms GT 640M by a small 7% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking820839
Place by popularitynot in top-100not in top-100
Power efficiencyno data5.17
ArchitectureGCN 1.0 (2011−2020)Kepler (2012−2018)
GPU code nameOpalGK107
Market segmentLaptopLaptop
Release date6 December 2015 (8 years ago)22 March 2012 (12 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores384384
Compute units6no data
Core clock speed620 MHzUp to 625 MHz
Boost clock speed715 MHz645 MHz
Number of transistors950 million1,270 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)no data32 Watt
Texture fill rate17.1620.00
Floating-point processing power0.5491 TFLOPS0.48 TFLOPS
ROPs816
TMUs2432

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizemedium sizedmedium sized
Bus supportPCIe 3.0 x8PCI Express 2.0, PCI Express 3.0
InterfacePCIe 3.0 x8PCIe 3.0 x16
Supplementary power connectorsNoneno data

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5DDR3\GDDR5
Maximum RAM amount4 GB2 GB
Memory bus width128 Bit128bit
Memory clock speed1000 MHz900 MHz
Memory bandwidth64 GB/sUp to 64.0 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputsNo outputs
HDMI-+
HDCP-+
Maximum VGA resolutionno dataUp to 2048x1536

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

FreeSync+-
HD3D+-
PowerTune+-
DualGraphics+-
ZeroCore+-
Switchable graphics+-
3D Blu-Ray-+
Optimus-+

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectXDirectX® 1212 API
Shader Model5.15.1
OpenGL4.34.5
OpenCL2.01.1
Vulkan-1.1.126
Mantle+-
CUDA-+

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

R7 M260X 2.56
+7.1%
GT 640M 2.39

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

R7 M260X 986
+6.8%
GT 640M 923

3DMark 11 Performance GPU

3DMark 11 is an obsolete DirectX 11 benchmark by Futuremark. It used four tests based on two scenes, one being few submarines exploring the submerged wreck of a sunken ship, the other is an abandoned temple deep in the jungle. All the tests are heavy with volumetric lighting and tessellation, and despite being done in 1280x720 resolution, are relatively taxing. Discontinued in January 2020, 3DMark 11 is now superseded by Time Spy.

R7 M260X 1903
+10.1%
GT 640M 1728

3DMark Vantage Performance

3DMark Vantage is an outdated DirectX 10 benchmark using 1280x1024 screen resolution. It taxes the graphics card with two scenes, one depicting a girl escaping some militarized base located within a sea cave, the other displaying a space fleet attack on a defenseless planet. It was discontinued in April 2017, and Time Spy benchmark is now recommended to be used instead.

R7 M260X 7640
+2.9%
GT 640M 7425

3DMark Fire Strike Graphics

Fire Strike is a DirectX 11 benchmark for gaming PCs. It features two separate tests displaying a fight between a humanoid and a fiery creature made of lava. Using 1920x1080 resolution, Fire Strike shows off some realistic graphics and is quite taxing on hardware.

R7 M260X 1396
+14%
GT 640M 1225

3DMark Cloud Gate GPU

Cloud Gate is an outdated DirectX 11 feature level 10 benchmark that was used for home PCs and basic notebooks. It displays a few scenes of some weird space teleportation device launching spaceships into unknown, using fixed resolution of 1280x720. Just like Ice Storm benchmark, it has been discontinued in January 2020 and replaced by 3DMark Night Raid.

R7 M260X 9034
+0.1%
GT 640M 9024

3DMark Ice Storm GPU

Ice Storm Graphics is an obsolete benchmark, part of 3DMark suite. Ice Storm was used to measure entry level laptops and Windows-based tablets performance. It utilizes DirectX 11 feature level 9 to display a battle between two space fleets near a frozen planet in 1280x720 resolution. Discontinued in January 2020, it is now superseded by 3DMark Night Raid.

R7 M260X 98071
+21.3%
GT 640M 80836

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

900p27−30
+3.8%
26
−3.8%
Full HD14
−57.1%
22
+57.1%
1200p18−21
−5.6%
19
+5.6%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 5−6
+0%
5−6
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 8−9
+0%
8−9
+0%
Assassin's Creed Valhalla 0−1 0−1
Battlefield 5 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 6−7
+0%
6−7
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 5−6
+25%
4−5
−25%
Far Cry New Dawn 7−8
+16.7%
6−7
−16.7%
Forza Horizon 4 12−14
+9.1%
10−12
−9.1%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 20−22
+0%
20−22
+0%
Metro Exodus 2−3
+100%
1−2
−100%
Red Dead Redemption 2 6−7
+20%
5−6
−20%
Shadow of the Tomb Raider 10−12
+0%
10−12
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
High Preset

Assassin's Creed Odyssey 8−9
+0%
8−9
+0%
Assassin's Creed Valhalla 0−1 0−1
Battlefield 5 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 6−7
+0%
6−7
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 5−6
+25%
4−5
−25%
Far Cry New Dawn 7−8
+16.7%
6−7
−16.7%
Forza Horizon 4 12−14
+9.1%
10−12
−9.1%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 20−22
+0%
20−22
+0%
Metro Exodus 2−3
+100%
1−2
−100%
Red Dead Redemption 2 6−7
+20%
5−6
−20%
Shadow of the Tomb Raider 10−12
+0%
10−12
+0%
The Witcher 3: Wild Hunt 12−14
−38.5%
18
+38.5%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 8−9
+0%
8−9
+0%
Assassin's Creed Valhalla 0−1 0−1
Call of Duty: Modern Warfare 6−7
+0%
6−7
+0%
Cyberpunk 2077 5−6
+0%
5−6
+0%
Far Cry 5 5−6
+25%
4−5
−25%
Forza Horizon 4 12−14
+9.1%
10−12
−9.1%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 20−22
+0%
20−22
+0%
Shadow of the Tomb Raider 10−12
+0%
10−12
+0%
The Witcher 3: Wild Hunt 12−14
+0%
12−14
+0%
Watch Dogs: Legion 35−40
+0%
35−40
+0%

Full HD
Epic Preset

Red Dead Redemption 2 6−7
+20%
5−6
−20%

1440p
High Preset

Battlefield 5 4−5
+0%
4−5
+0%
Far Cry New Dawn 4−5
+0%
4−5
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 2−3
+100%
1−2
−100%
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 3−4
+0%
3−4
+0%
Hitman 3 8−9
+14.3%
7−8
−14.3%
Horizon Zero Dawn 7−8
+16.7%
6−7
−16.7%
The Witcher 3: Wild Hunt 2−3
+0%
2−3
+0%
Watch Dogs: Legion 14−16
+7.1%
14−16
−7.1%

1440p
Epic Preset

Red Dead Redemption 2 6−7
+20%
5−6
−20%

4K
High Preset

Battlefield 5 1−2 0−1
Far Cry New Dawn 1−2
+0%
1−2
+0%

4K
Ultra Preset

Assassin's Creed Odyssey 2−3
+0%
2−3
+0%
Assassin's Creed Valhalla 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 1−2
+0%
1−2
+0%
Far Cry 5 1−2
+0%
1−2
+0%
Watch Dogs: Legion 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 4−5
+33.3%
3−4
−33.3%

This is how R7 M260X and GT 640M compete in popular games:

  • R7 M260X is 4% faster in 900p
  • GT 640M is 57% faster in 1080p
  • GT 640M is 6% faster in 1200p

Here's the range of performance differences observed across popular games:

  • in Metro Exodus, with 1080p resolution and the Medium Preset, the R7 M260X is 100% faster.
  • in The Witcher 3: Wild Hunt, with 1080p resolution and the High Preset, the GT 640M is 38% faster.

All in all, in popular games:

  • R7 M260X is ahead in 19 tests (34%)
  • GT 640M is ahead in 1 test (2%)
  • there's a draw in 36 tests (64%)

Pros & cons summary


Performance score 2.56 2.39
Recency 6 December 2015 22 March 2012
Maximum RAM amount 4 GB 2 GB

R7 M260X has a 7.1% higher aggregate performance score, an age advantage of 3 years, and a 100% higher maximum VRAM amount.

Given the minimal performance differences, no clear winner can be declared between Radeon R7 M260X and GeForce GT 640M.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD Radeon R7 M260X
Radeon R7 M260X
NVIDIA GeForce GT 640M
GeForce GT 640M

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.4 27 votes

Rate Radeon R7 M260X on a scale of 1 to 5:

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3.7 300 votes

Rate GeForce GT 640M on a scale of 1 to 5:

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Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.