ATI Radeon HD 2900 GT vs HD 7660G

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Aggregate performance score

We've compared Radeon HD 7660G with Radeon HD 2900 GT, including specs and performance data.

HD 7660G
2012
35 Watt
1.24
+63.2%

HD 7660G outperforms ATI HD 2900 GT by an impressive 63% based on our aggregate benchmark results.

Primary details

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

Place in the ranking10451155
Place by popularitynot in top-100not in top-100
Power efficiency2.430.35
ArchitectureTeraScale 3 (2010−2013)TeraScale (2005−2013)
GPU code nameDevastatorR600
Market segmentLaptopDesktop
Release date15 May 2012 (12 years ago)6 November 2007 (17 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 cores384240
Core clock speed686 MHz601 MHz
Boost clock speed686 MHzno data
Number of transistors1,303 million720 million
Manufacturing process technology32 nm80 nm
Power consumption (TDP)35 Watt150 Watt
Texture fill rate16.467.212
Floating-point processing power0.5268 TFLOPS0.2885 TFLOPS
ROPs812
TMUs2412

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 sizedno data
InterfaceIGPPCIe 1.0 x16
Widthno data2-slot
Supplementary power connectorsno data1x 8-pin

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 typeSystem SharedGDDR3
Maximum RAM amountSystem Shared256 MB
Memory bus widthSystem Shared256 Bit
Memory clock speedSystem Shared800 MHz
Memory bandwidthno data51.2 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 outputs2x DVI, 1x S-Video

API compatibility

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

DirectX11.2 (11_0)10.0 (10_0)
Shader Model5.04.0
OpenGL4.43.3
OpenCL1.2N/A
VulkanN/AN/A

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.

HD 7660G 1.24
+63.2%
ATI HD 2900 GT 0.76

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.

HD 7660G 476
+63%
ATI HD 2900 GT 292

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:

900p11
+83.3%
6−7
−83.3%
Full HD16
+77.8%
9−10
−77.8%
1200p9
+80%
5−6
−80%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 3−4
+200%
1−2
−200%

Full HD
Medium Preset

Assassin's Creed Odyssey 6−7
+100%
3−4
−100%
Call of Duty: Modern Warfare 4−5
+100%
2−3
−100%
Cyberpunk 2077 3−4
+200%
1−2
−200%
Far Cry 5 1−2 0−1
Far Cry New Dawn 3−4
+200%
1−2
−200%
Forza Horizon 4 2−3
+100%
1−2
−100%
Hitman 3 6−7
+100%
3−4
−100%
Horizon Zero Dawn 14−16
+75%
8−9
−75%
Red Dead Redemption 2 2−3
+100%
1−2
−100%
Shadow of the Tomb Raider 8−9
+100%
4−5
−100%
Watch Dogs: Legion 30−35
+83.3%
18−20
−83.3%

Full HD
High Preset

Assassin's Creed Odyssey 6−7
+100%
3−4
−100%
Call of Duty: Modern Warfare 4−5
+100%
2−3
−100%
Cyberpunk 2077 3−4
+200%
1−2
−200%
Far Cry 5 1−2 0−1
Far Cry New Dawn 3−4
+200%
1−2
−200%
Forza Horizon 4 2−3
+100%
1−2
−100%
Hitman 3 6−7
+100%
3−4
−100%
Horizon Zero Dawn 14−16
+75%
8−9
−75%
Red Dead Redemption 2 2−3
+100%
1−2
−100%
Shadow of the Tomb Raider 8−9
+100%
4−5
−100%
The Witcher 3: Wild Hunt 10−12
+83.3%
6−7
−83.3%
Watch Dogs: Legion 30−35
+83.3%
18−20
−83.3%

Full HD
Ultra Preset

Assassin's Creed Odyssey 6−7
+100%
3−4
−100%
Call of Duty: Modern Warfare 4−5
+100%
2−3
−100%
Cyberpunk 2077 3−4
+200%
1−2
−200%
Far Cry 5 1−2 0−1
Forza Horizon 4 2−3
+100%
1−2
−100%
Hitman 3 6−7
+100%
3−4
−100%
Horizon Zero Dawn 14−16
+75%
8−9
−75%
Shadow of the Tomb Raider 8−9
+100%
4−5
−100%
The Witcher 3: Wild Hunt 10−12
+83.3%
6−7
−83.3%
Watch Dogs: Legion 30−35
+83.3%
18−20
−83.3%

Full HD
Epic Preset

Red Dead Redemption 2 2−3
+100%
1−2
−100%

1440p
High Preset

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

1440p
Ultra Preset

Assassin's Creed Odyssey 1−2 0−1
Call of Duty: Modern Warfare 0−1 0−1
Cyberpunk 2077 1−2 0−1
Far Cry 5 1−2 0−1
Hitman 3 7−8
+75%
4−5
−75%
Horizon Zero Dawn 4−5
+100%
2−3
−100%
The Witcher 3: Wild Hunt 0−1 0−1
Watch Dogs: Legion 6−7
+100%
3−4
−100%

1440p
Epic Preset

Red Dead Redemption 2 4−5
+100%
2−3
−100%

4K
High Preset

Far Cry New Dawn 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 1−2 0−1
Assassin's Creed Valhalla 1−2 0−1
Call of Duty: Modern Warfare 0−1 0−1
Far Cry 5 0−1 0−1

4K
Epic Preset

Red Dead Redemption 2 3−4
+200%
1−2
−200%

This is how HD 7660G and ATI HD 2900 GT compete in popular games:

  • HD 7660G is 83% faster in 900p
  • HD 7660G is 78% faster in 1080p
  • HD 7660G is 80% faster in 1200p

Pros & cons summary


Performance score 1.24 0.76
Recency 15 May 2012 6 November 2007
Chip lithography 32 nm 80 nm
Power consumption (TDP) 35 Watt 150 Watt

HD 7660G has a 63.2% higher aggregate performance score, an age advantage of 4 years, a 150% more advanced lithography process, and 328.6% lower power consumption.

The Radeon HD 7660G is our recommended choice as it beats the Radeon HD 2900 GT in performance tests.

Be aware that Radeon HD 7660G is a notebook card while Radeon HD 2900 GT is a desktop one.


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 7660G
Radeon HD 7660G
ATI Radeon HD 2900 GT
Radeon HD 2900 GT

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.


3.2 133 votes

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2.1 8 votes

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Questions & comments

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