GeForce GTX 660M Mac Edition vs Radeon HD 6970M

Aggregate performance score

We've compared Radeon HD 6970M and GeForce GTX 660M Mac Edition, covering specs and all relevant benchmarks.

HD 6970M
2011
1 GB GDDR5, 75 Watt
5.88
+277%

HD 6970M outperforms GTX 660M Mac Edition by a whopping 277% based on our aggregate benchmark results.

Primary details

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

Place in the ranking589966
Place by popularitynot in top-100not in top-100
Power efficiency5.462.17
ArchitectureTeraScale 2 (2009−2015)Kepler (2012−2018)
GPU code nameBlackcombGK107
Market segmentLaptopLaptop
Release date4 January 2011 (13 years ago)1 April 2013 (11 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 cores960384
Core clock speed680 MHz950 MHz
Number of transistors1,700 million1,270 million
Manufacturing process technology40 nm28 nm
Power consumption (TDP)75 Watt50 Watt
Texture fill rate32.6430.40
Floating-point processing power1.306 TFLOPS0.7296 TFLOPS
ROPs3216
TMUs4832

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 sizelargeno data
InterfaceMXM-B (3.0)MXM-B (3.0)
Supplementary power connectorsNoneNone

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 typeGDDR5GDDR5
Maximum RAM amount1 GB512 MB
Memory bus width256 Bit128 Bit
Memory clock speed900 MHz1250 MHz
Memory bandwidth115.2 GB/s80 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

API compatibility

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

DirectX11.2 (11_0)12 (11_0)
Shader Model5.05.1
OpenGL4.44.6
OpenCL1.21.2
VulkanN/A1.1.126
CUDA-3.0

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:

900p52
+333%
12−14
−333%
Full HD51
+325%
12−14
−325%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 10−11
+400%
2−3
−400%

Full HD
Medium Preset

Assassin's Creed Odyssey 14−16
+400%
3−4
−400%
Assassin's Creed Valhalla 7−8
+600%
1−2
−600%
Battlefield 5 16−18
+300%
4−5
−300%
Call of Duty: Modern Warfare 12−14
+300%
3−4
−300%
Cyberpunk 2077 10−11
+400%
2−3
−400%
Far Cry 5 12−14
+333%
3−4
−333%
Far Cry New Dawn 16−18
+300%
4−5
−300%
Forza Horizon 4 35−40
+280%
10−11
−280%
Hitman 3 12−14
+300%
3−4
−300%
Horizon Zero Dawn 35−40
+300%
9−10
−300%
Metro Exodus 14−16
+400%
3−4
−400%
Red Dead Redemption 2 16−18
+300%
4−5
−300%
Shadow of the Tomb Raider 20−22
+300%
5−6
−300%
Watch Dogs: Legion 45−50
+308%
12−14
−308%

Full HD
High Preset

Assassin's Creed Odyssey 14−16
+400%
3−4
−400%
Assassin's Creed Valhalla 7−8
+600%
1−2
−600%
Battlefield 5 16−18
+300%
4−5
−300%
Call of Duty: Modern Warfare 12−14
+300%
3−4
−300%
Cyberpunk 2077 10−11
+400%
2−3
−400%
Far Cry 5 12−14
+333%
3−4
−333%
Far Cry New Dawn 16−18
+300%
4−5
−300%
Forza Horizon 4 35−40
+280%
10−11
−280%
Hitman 3 12−14
+300%
3−4
−300%
Horizon Zero Dawn 35−40
+300%
9−10
−300%
Metro Exodus 14−16
+400%
3−4
−400%
Red Dead Redemption 2 16−18
+300%
4−5
−300%
Shadow of the Tomb Raider 20−22
+300%
5−6
−300%
The Witcher 3: Wild Hunt 18−20
+280%
5−6
−280%
Watch Dogs: Legion 45−50
+308%
12−14
−308%

Full HD
Ultra Preset

Assassin's Creed Odyssey 14−16
+400%
3−4
−400%
Assassin's Creed Valhalla 7−8
+600%
1−2
−600%
Call of Duty: Modern Warfare 12−14
+300%
3−4
−300%
Cyberpunk 2077 10−11
+400%
2−3
−400%
Far Cry 5 12−14
+333%
3−4
−333%
Forza Horizon 4 35−40
+280%
10−11
−280%
Hitman 3 12−14
+300%
3−4
−300%
Horizon Zero Dawn 35−40
+300%
9−10
−300%
Shadow of the Tomb Raider 20−22
+300%
5−6
−300%
The Witcher 3: Wild Hunt 18−20
+280%
5−6
−280%
Watch Dogs: Legion 45−50
+308%
12−14
−308%

Full HD
Epic Preset

Red Dead Redemption 2 16−18
+300%
4−5
−300%

1440p
High Preset

Battlefield 5 10−12
+450%
2−3
−450%
Far Cry New Dawn 9−10
+350%
2−3
−350%

1440p
Ultra Preset

Assassin's Creed Odyssey 5−6
+400%
1−2
−400%
Assassin's Creed Valhalla 1−2 0−1
Call of Duty: Modern Warfare 5−6
+400%
1−2
−400%
Cyberpunk 2077 3−4 0−1
Far Cry 5 7−8
+600%
1−2
−600%
Forza Horizon 4 16−18
+325%
4−5
−325%
Hitman 3 10−11
+400%
2−3
−400%
Horizon Zero Dawn 12−14
+333%
3−4
−333%
Metro Exodus 5−6
+400%
1−2
−400%
Shadow of the Tomb Raider 1−2 0−1
The Witcher 3: Wild Hunt 5−6
+400%
1−2
−400%
Watch Dogs: Legion 35−40
+311%
9−10
−311%

1440p
Epic Preset

Red Dead Redemption 2 10−11
+400%
2−3
−400%

4K
High Preset

Battlefield 5 5−6
+400%
1−2
−400%
Far Cry New Dawn 4−5
+300%
1−2
−300%
Hitman 3 2−3 0−1
Horizon Zero Dawn 14−16
+367%
3−4
−367%
Metro Exodus 3−4 0−1
The Witcher 3: Wild Hunt 2−3 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 4−5
+300%
1−2
−300%
Assassin's Creed Valhalla 2−3 0−1
Call of Duty: Modern Warfare 2−3 0−1
Cyberpunk 2077 0−1 0−1
Far Cry 5 3−4 0−1
Forza Horizon 4 6−7
+500%
1−2
−500%
Watch Dogs: Legion 2−3 0−1

4K
Epic Preset

Red Dead Redemption 2 6−7
+500%
1−2
−500%

This is how HD 6970M and GTX 660M Mac Edition compete in popular games:

  • HD 6970M is 333% faster in 900p
  • HD 6970M is 325% faster in 1080p

Pros & cons summary


Performance score 5.88 1.56
Recency 4 January 2011 1 April 2013
Maximum RAM amount 1 GB 512 MB
Chip lithography 40 nm 28 nm
Power consumption (TDP) 75 Watt 50 Watt

HD 6970M has a 276.9% higher aggregate performance score, and a 100% higher maximum VRAM amount.

GTX 660M Mac Edition, on the other hand, has an age advantage of 2 years, a 42.9% more advanced lithography process, and 50% lower power consumption.

The Radeon HD 6970M is our recommended choice as it beats the GeForce GTX 660M Mac Edition 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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AMD Radeon HD 6970M
Radeon HD 6970M
NVIDIA GeForce GTX 660M Mac Edition
GeForce GTX 660M Mac Edition

Comparisons with similar GPUs

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Community ratings

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