Radeon HD 6680G2 vs GeForce GT 745M

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Aggregate performance score

We've compared GeForce GT 745M and Radeon HD 6680G2, covering specs and all relevant benchmarks.

GT 745M
2013
2 GB GDDR5, 45 Watt
2.84
+101%

GT 745M outperforms HD 6680G2 by a whopping 101% based on our aggregate benchmark results.

Primary details

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

Place in the ranking7931004
Place by popularitynot in top-100not in top-100
Power efficiency4.34no data
ArchitectureKepler (2012−2018)Terascale 2 (2009−2015)
GPU code nameGK107no data
Market segmentLaptopLaptop
Release date1 April 2013 (11 years ago)14 June 2011 (13 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 cores384800
Core clock speed549 MHzno data
Number of transistors1,270 millionno data
Manufacturing process technology28 nm40 nm
Power consumption (TDP)45 Wattno data
Texture fill rate17.57no data
Floating-point processing power0.4216 TFLOPSno data
ROPs16no data
TMUs32no data

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 supportPCI Express 3.0no data
InterfacePCIe 3.0 x16no 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 typeGDDR5no data
Maximum RAM amount2 GBno data
Standard memory configurationDDR3/GDDR5no data
Memory bus width128 Bitno data
Memory clock speed1000 MHzno data
Memory bandwidth64 GB/sno data
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 data
eDP 1.2 signal supportUp to 3840x2160no data
LVDS signal supportUp to 1920x1200no data
VGA аnalog display supportUp to 2048x1536no data
DisplayPort Multimode (DP++) supportUp to 3840x2160no data
HDMI+-
HDCP content protection+-
7.1 channel HD audio on HDMI+-
TrueHD and DTS-HD audio bitstreaming+-

Supported technologies

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

Blu-Ray 3D Support+-
H.264, VC1, MPEG2 1080p video decoder+-
Optimus+-
3D Vision / 3DTV Play+-

API compatibility

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

DirectX12 API11
Shader Model5.1no data
OpenGL4.5no data
OpenCL1.1no data
Vulkan1.1.126-
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.

GT 745M 2.84
+101%
HD 6680G2 1.41

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.

GT 745M 2249
+112%
HD 6680G2 1061

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.

GT 745M 9045
+181%
HD 6680G2 3224

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:

900p33
+106%
16−18
−106%
Full HD29
+107%
14−16
−107%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 6−7
+50%
4−5
−50%

Full HD
Medium Preset

Assassin's Creed Odyssey 9−10
+50%
6−7
−50%
Assassin's Creed Valhalla 1−2 0−1
Battlefield 5 4−5
+300%
1−2
−300%
Call of Duty: Modern Warfare 7−8
+75%
4−5
−75%
Cyberpunk 2077 6−7
+50%
4−5
−50%
Far Cry 5 5−6
+150%
2−3
−150%
Far Cry New Dawn 8−9
+167%
3−4
−167%
Forza Horizon 4 14−16
+400%
3−4
−400%
Hitman 3 8−9
+33.3%
6−7
−33.3%
Horizon Zero Dawn 21−24
+46.7%
14−16
−46.7%
Metro Exodus 3−4
+200%
1−2
−200%
Red Dead Redemption 2 7−8
+250%
2−3
−250%
Shadow of the Tomb Raider 12−14
+50%
8−9
−50%
Watch Dogs: Legion 35−40
+15.2%
30−35
−15.2%

Full HD
High Preset

Assassin's Creed Odyssey 9−10
+50%
6−7
−50%
Assassin's Creed Valhalla 1−2 0−1
Battlefield 5 4−5
+300%
1−2
−300%
Call of Duty: Modern Warfare 7−8
+75%
4−5
−75%
Cyberpunk 2077 6−7
+50%
4−5
−50%
Far Cry 5 5−6
+150%
2−3
−150%
Far Cry New Dawn 8−9
+167%
3−4
−167%
Forza Horizon 4 14−16
+400%
3−4
−400%
Hitman 3 8−9
+33.3%
6−7
−33.3%
Horizon Zero Dawn 21−24
+46.7%
14−16
−46.7%
Metro Exodus 3−4
+200%
1−2
−200%
Red Dead Redemption 2 7−8
+250%
2−3
−250%
Shadow of the Tomb Raider 12−14
+50%
8−9
−50%
The Witcher 3: Wild Hunt 14−16
+27.3%
10−12
−27.3%
Watch Dogs: Legion 35−40
+15.2%
30−35
−15.2%

Full HD
Ultra Preset

Assassin's Creed Odyssey 9−10
+50%
6−7
−50%
Assassin's Creed Valhalla 1−2 0−1
Call of Duty: Modern Warfare 7−8
+75%
4−5
−75%
Cyberpunk 2077 6−7
+50%
4−5
−50%
Far Cry 5 5−6
+150%
2−3
−150%
Forza Horizon 4 14−16
+400%
3−4
−400%
Hitman 3 8−9
+33.3%
6−7
−33.3%
Horizon Zero Dawn 21−24
+46.7%
14−16
−46.7%
Shadow of the Tomb Raider 12−14
+50%
8−9
−50%
The Witcher 3: Wild Hunt 14−16
+27.3%
10−12
−27.3%
Watch Dogs: Legion 35−40
+15.2%
30−35
−15.2%

Full HD
Epic Preset

Red Dead Redemption 2 7−8
+250%
2−3
−250%

1440p
High Preset

Battlefield 5 5−6
+400%
1−2
−400%
Far Cry New Dawn 4−5
+100%
2−3
−100%

1440p
Ultra Preset

Assassin's Creed Odyssey 2−3
+100%
1−2
−100%
Call of Duty: Modern Warfare 2−3 0−1
Cyberpunk 2077 1−2
+0%
1−2
+0%
Far Cry 5 3−4
+200%
1−2
−200%
Hitman 3 8−9
+14.3%
7−8
−14.3%
Horizon Zero Dawn 7−8
+40%
5−6
−40%
The Witcher 3: Wild Hunt 2−3
+100%
1−2
−100%
Watch Dogs: Legion 16−18
+143%
7−8
−143%

1440p
Epic Preset

Red Dead Redemption 2 6−7
+50%
4−5
−50%

4K
High Preset

Battlefield 5 1−2 0−1
Far Cry New Dawn 2−3
+100%
1−2
−100%

4K
Ultra Preset

Assassin's Creed Odyssey 2−3
+100%
1−2
−100%
Assassin's Creed Valhalla 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 1−2 0−1
Far Cry 5 1−2 0−1
Forza Horizon 4 0−1 0−1
Watch Dogs: Legion 1−2 0−1

4K
Epic Preset

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

This is how GT 745M and HD 6680G2 compete in popular games:

  • GT 745M is 106% faster in 900p
  • GT 745M is 107% faster in 1080p

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

  • in Forza Horizon 4, with 1080p resolution and the Medium Preset, the GT 745M is 400% faster.

All in all, in popular games:

  • GT 745M is ahead in 47 tests (96%)
  • there's a draw in 2 tests (4%)

Pros & cons summary


Performance score 2.84 1.41
Recency 1 April 2013 14 June 2011
Chip lithography 28 nm 40 nm

GT 745M has a 101.4% higher aggregate performance score, an age advantage of 1 year, and a 42.9% more advanced lithography process.

The GeForce GT 745M is our recommended choice as it beats the Radeon HD 6680G2 in performance tests.


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

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NVIDIA GeForce GT 745M
GeForce GT 745M
AMD Radeon HD 6680G2
Radeon HD 6680G2

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.


4.1 90 votes

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1.8 4 votes

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Questions & comments

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