Radeon HD 7660G vs HD 6670

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Aggregate performance score

We've compared Radeon HD 6670 with Radeon HD 7660G, including specs and performance data.

HD 6670
2011
1 GB GDDR5, 66 Watt
1.88
+51.6%

HD 6670 outperforms HD 7660G by an impressive 52% based on our aggregate benchmark results.

Primary details

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

Place in the ranking9121044
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.08no data
Power efficiency1.952.43
ArchitectureTeraScale 2 (2009−2015)TeraScale 3 (2010−2013)
GPU code nameTurksDevastator
Market segmentDesktopLaptop
Designreferenceno data
Release date19 April 2011 (13 years ago)15 May 2012 (12 years ago)
Launch price (MSRP)$99 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 cores480384
Core clock speedno data686 MHz
Boost clock speed800 MHz686 MHz
Number of transistors716 million1,303 million
Manufacturing process technology40 nm32 nm
Power consumption (TDP)66 Watt35 Watt
Texture fill rate19.2016.46
Floating-point processing power0.768 TFLOPS0.5268 TFLOPS
ROPs88
TMUs2424

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 datamedium sized
Bus supportPCIe 2.0 x16no data
InterfacePCIe 2.0 x16IGP
Length168 mmno data
Width1-slotno data
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 typeGDDR5System Shared
Maximum RAM amount1 GBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed1050 MHzSystem Shared
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 Connectors1x DVI, 1x HDMI, 1x VGANo outputs
Eyefinity+-
HDMI+-

Supported technologies

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

CrossFire+-

API compatibility

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

DirectXDirectX® 1111.2 (11_0)
Shader Model5.05.0
OpenGL4.44.4
OpenCL1.21.2
Vulkan-N/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 6670 1.88
+51.6%
HD 7660G 1.24

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 6670 724
+52.1%
HD 7660G 476

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:

900p16−18
+45.5%
11
−45.5%
Full HD24−27
+50%
16
−50%
1200p12−14
+33.3%
9
−33.3%

Cost per frame, $

1080p4.13no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 3−4
+0%
3−4
+0%

Full HD
Medium Preset

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

Full HD
High Preset

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

Full HD
Ultra Preset

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

Full HD
Epic Preset

Red Dead Redemption 2 2−3
+0%
2−3
+0%

1440p
High Preset

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

1440p
Ultra Preset

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

1440p
Epic Preset

Red Dead Redemption 2 4−5
+0%
4−5
+0%

4K
High Preset

Far Cry New Dawn 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 1−2
+0%
1−2
+0%
Assassin's Creed Valhalla 1−2
+0%
1−2
+0%
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
+0%
3−4
+0%

This is how HD 6670 and HD 7660G compete in popular games:

  • HD 6670 is 45% faster in 900p
  • HD 6670 is 50% faster in 1080p
  • HD 6670 is 33% faster in 1200p

All in all, in popular games:

  • there's a draw in 47 tests (100%)

Pros & cons summary


Performance score 1.88 1.24
Recency 19 April 2011 15 May 2012
Chip lithography 40 nm 32 nm
Power consumption (TDP) 66 Watt 35 Watt

HD 6670 has a 51.6% higher aggregate performance score.

HD 7660G, on the other hand, has an age advantage of 1 year, a 25% more advanced lithography process, and 88.6% lower power consumption.

The Radeon HD 6670 is our recommended choice as it beats the Radeon HD 7660G in performance tests.

Be aware that Radeon HD 6670 is a desktop card while Radeon HD 7660G 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

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AMD Radeon HD 6670
Radeon HD 6670
AMD Radeon HD 7660G
Radeon HD 7660G

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.


3.4 889 votes

Rate Radeon HD 6670 on a scale of 1 to 5:

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3.2 133 votes

Rate Radeon HD 7660G on a scale of 1 to 5:

  • 1
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  • 4
  • 5

Questions & comments

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