GeForce GTX 660M vs ATI Radeon HD 3870 X2

Aggregate performance score

We've compared Radeon HD 3870 X2 with GeForce GTX 660M, including specs and performance data.

ATI HD 3870 X2
2008
512 MB GDDR3, 165 Watt
1.83

GTX 660M outperforms ATI HD 3870 X2 by a whopping 104% based on our aggregate benchmark results.

Primary details

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

Place in the ranking912700
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.04no data
Power efficiency0.805.40
ArchitectureTeraScale (2005−2013)Kepler (2012−2018)
GPU code nameR680GK107
Market segmentDesktopLaptop
Release date26 January 2008 (16 years ago)22 March 2012 (12 years ago)
Launch price (MSRP)$449 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores320384
Core clock speed825 MHz835 MHz
Boost clock speedno data950 MHz
Number of transistors666 million1,270 million
Manufacturing process technology55 nm28 nm
Power consumption (TDP)165 Watt50 Watt
Texture fill rate13.2030.40
Floating-point processing power0.528 TFLOPS0.7296 TFLOPS
ROPs1616
TMUs1632

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 sizeno datalarge
Bus supportno dataPCI Express 2.0, PCI Express 3.0
InterfacePCIe 2.0 x16MXM-B (3.0)
Length267 mmno data
Width2-slotno data
Supplementary power connectors1x 6-pin + 1x 8-pinno data
SLI options-+

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 typeGDDR3GDDR5
Maximum RAM amount512 MB1 GB
Memory bus width256 Bit128bit
Memory clock speed901 MHz2000 MHz
Memory bandwidth57.66 GB/s64.0 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 Connectors2x DVI, 1x S-VideoNo 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.

Optimus-+

API compatibility

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

DirectX10.1 (10_1)12 API
Shader Model4.15.1
OpenGL3.34.5
OpenCLN/A1.1
VulkanN/A1.1.126
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.

ATI HD 3870 X2 1.83
GTX 660M 3.74
+104%

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.

ATI HD 3870 X2 708
GTX 660M 1442
+104%

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:

900p14−16
−129%
32
+129%
Full HD16−18
−113%
34
+113%
1200p18−20
−111%
38
+111%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 7−8
+0%
7−8
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Battlefield 5 8−9
+0%
8−9
+0%
Call of Duty: Modern Warfare 8−9
+0%
8−9
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Far Cry New Dawn 10−11
+0%
10−11
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 24−27
+0%
24−27
+0%
Metro Exodus 7−8
+0%
7−8
+0%
Red Dead Redemption 2 9−10
+0%
9−10
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
High Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Battlefield 5 8−9
+0%
8−9
+0%
Call of Duty: Modern Warfare 8−9
+0%
8−9
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Far Cry New Dawn 10−11
+0%
10−11
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 24−27
+0%
24−27
+0%
Metro Exodus 7−8
+0%
7−8
+0%
Red Dead Redemption 2 9−10
+0%
9−10
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
The Witcher 3: Wild Hunt 14−16
+0%
14−16
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 8−9
+0%
8−9
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 24−27
+0%
24−27
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
The Witcher 3: Wild Hunt 14−16
+0%
14−16
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
Epic Preset

Red Dead Redemption 2 9−10
+0%
9−10
+0%

1440p
High Preset

Battlefield 5 7−8
+0%
7−8
+0%
Far Cry New Dawn 6−7
+0%
6−7
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 3−4
+0%
3−4
+0%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Far Cry 5 4−5
+0%
4−5
+0%
Forza Horizon 4 3−4
+0%
3−4
+0%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 9−10
+0%
9−10
+0%
The Witcher 3: Wild Hunt 3−4
+0%
3−4
+0%
Watch Dogs: Legion 21−24
+0%
21−24
+0%

1440p
Epic Preset

Red Dead Redemption 2 7−8
+0%
7−8
+0%

4K
High Preset

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

4K
Ultra Preset

Assassin's Creed Odyssey 3−4
+0%
3−4
+0%
Assassin's Creed Valhalla 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 1−2
+0%
1−2
+0%
Cyberpunk 2077 0−1 0−1
Far Cry 5 2−3
+0%
2−3
+0%
Forza Horizon 4 2−3
+0%
2−3
+0%
Watch Dogs: Legion 1−2
+0%
1−2
+0%

4K
Epic Preset

Red Dead Redemption 2 5−6
+0%
5−6
+0%

This is how ATI HD 3870 X2 and GTX 660M compete in popular games:

  • GTX 660M is 129% faster in 900p
  • GTX 660M is 113% faster in 1080p
  • GTX 660M is 111% faster in 1200p

All in all, in popular games:

  • there's a draw in 63 tests (100%)

Pros & cons summary


Performance score 1.83 3.74
Recency 26 January 2008 22 March 2012
Maximum RAM amount 512 MB 1 GB
Chip lithography 55 nm 28 nm
Power consumption (TDP) 165 Watt 50 Watt

GTX 660M has a 104.4% higher aggregate performance score, an age advantage of 4 years, a 100% higher maximum VRAM amount, a 96.4% more advanced lithography process, and 230% lower power consumption.

The GeForce GTX 660M is our recommended choice as it beats the Radeon HD 3870 X2 in performance tests.

Be aware that Radeon HD 3870 X2 is a desktop card while GeForce GTX 660M is a notebook one.


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

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


ATI Radeon HD 3870 X2
Radeon HD 3870 X2
NVIDIA GeForce GTX 660M
GeForce GTX 660M

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.


3.9 11 votes

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3.6 210 votes

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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.