GeForce 945A vs Radeon HD 6790

Aggregate performance score

We've compared Radeon HD 6790 with GeForce 945A, including specs and performance data.

HD 6790
2011
1 GB GDDR5, 150 Watt
4.21

945A outperforms HD 6790 by a moderate 14% based on our aggregate benchmark results.

Primary details

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

Place in the ranking684641
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.86no data
Power efficiency1.929.99
ArchitectureTeraScale 2 (2009−2015)Maxwell (2014−2017)
GPU code nameBartsGM108
Market segmentDesktopLaptop
Release date4 April 2011 (13 years ago)13 March 2015 (9 years ago)
Launch price (MSRP)$149 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 cores800384
Core clock speed840 MHz1006 MHz
Boost clock speedno data1189 MHz
Number of transistors1,700 millionno data
Manufacturing process technology40 nm28 nm
Power consumption (TDP)150 Watt33 Watt
Texture fill rate33.6028.54
Floating-point processing power1.344 TFLOPS0.9132 TFLOPS
ROPs168
TMUs4024

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).

InterfacePCIe 2.0 x16PCIe 3.0 x8
Length198 mmno data
Width2-slotno data
Supplementary power connectors2x 6-pinno 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 typeGDDR5GDDR5
Maximum RAM amount1 GB1 GB
Memory bus width256 Bit64 Bit
Memory clock speed1050 MHz1253 MHz
Memory bandwidth134.4 GB/s40.1 GB/s

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 HDMI, 1x DisplayPortNo outputs
HDMI+-

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-5.0

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 6790 4.21
GeForce 945A 4.81
+14.3%

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 6790 1621
GeForce 945A 1852
+14.3%

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
−5.8%
55−60
+5.8%
Full HD60
−8.3%
65−70
+8.3%

Cost per frame, $

1080p2.48no data

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 12−14
+0%
12−14
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Battlefield 5 10−11
+0%
10−11
+0%
Call of Duty: Modern Warfare 9−10
−11.1%
10−11
+11.1%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 9−10
−11.1%
10−11
+11.1%
Far Cry New Dawn 12−14
+0%
12−14
+0%
Forza Horizon 4 24−27
−8%
27−30
+8%
Hitman 3 10−11
+0%
10−11
+0%
Horizon Zero Dawn 27−30
−7.1%
30−33
+7.1%
Metro Exodus 8−9
−12.5%
9−10
+12.5%
Red Dead Redemption 2 10−12
−9.1%
12−14
+9.1%
Shadow of the Tomb Raider 16−18
−12.5%
18−20
+12.5%
Watch Dogs: Legion 40−45
−4.7%
45−50
+4.7%

Full HD
High Preset

Assassin's Creed Odyssey 12−14
+0%
12−14
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Battlefield 5 10−11
+0%
10−11
+0%
Call of Duty: Modern Warfare 9−10
−11.1%
10−11
+11.1%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 9−10
−11.1%
10−11
+11.1%
Far Cry New Dawn 12−14
+0%
12−14
+0%
Forza Horizon 4 24−27
−8%
27−30
+8%
Hitman 3 10−11
+0%
10−11
+0%
Horizon Zero Dawn 27−30
−7.1%
30−33
+7.1%
Metro Exodus 8−9
−12.5%
9−10
+12.5%
Red Dead Redemption 2 10−12
−9.1%
12−14
+9.1%
Shadow of the Tomb Raider 16−18
−12.5%
18−20
+12.5%
The Witcher 3: Wild Hunt 16−18
−12.5%
18−20
+12.5%
Watch Dogs: Legion 40−45
−4.7%
45−50
+4.7%

Full HD
Ultra Preset

Assassin's Creed Odyssey 12−14
+0%
12−14
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 9−10
−11.1%
10−11
+11.1%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 9−10
−11.1%
10−11
+11.1%
Forza Horizon 4 24−27
−8%
27−30
+8%
Hitman 3 10−11
+0%
10−11
+0%
Horizon Zero Dawn 27−30
−7.1%
30−33
+7.1%
Shadow of the Tomb Raider 16−18
−12.5%
18−20
+12.5%
The Witcher 3: Wild Hunt 16−18
−12.5%
18−20
+12.5%
Watch Dogs: Legion 40−45
−4.7%
45−50
+4.7%

Full HD
Epic Preset

Red Dead Redemption 2 10−12
−9.1%
12−14
+9.1%

1440p
High Preset

Battlefield 5 8−9
−12.5%
9−10
+12.5%
Far Cry New Dawn 6−7
+0%
6−7
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 4−5
+0%
4−5
+0%
Call of Duty: Modern Warfare 3−4
+0%
3−4
+0%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Far Cry 5 5−6
+0%
5−6
+0%
Forza Horizon 4 6−7
+0%
6−7
+0%
Hitman 3 9−10
−11.1%
10−11
+11.1%
Horizon Zero Dawn 10−11
+0%
10−11
+0%
Metro Exodus 0−1 0−1
The Witcher 3: Wild Hunt 3−4
+0%
3−4
+0%
Watch Dogs: Legion 24−27
−3.8%
27−30
+3.8%

1440p
Epic Preset

Red Dead Redemption 2 8−9
−12.5%
9−10
+12.5%

4K
High Preset

Battlefield 5 3−4
+0%
3−4
+0%
Far Cry New Dawn 3−4
+0%
3−4
+0%
Hitman 3 0−1 0−1
Horizon Zero Dawn 1−2
+0%
1−2
+0%
Metro Exodus 1−2
+0%
1−2
+0%

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 2−3
+0%
2−3
+0%
Cyberpunk 2077 0−1 0−1
Far Cry 5 2−3
+0%
2−3
+0%
Forza Horizon 4 3−4
+0%
3−4
+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 HD 6790 and GeForce 945A compete in popular games:

  • GeForce 945A is 6% faster in 900p
  • GeForce 945A is 8% faster in 1080p

Pros & cons summary


Performance score 4.21 4.81
Recency 4 April 2011 13 March 2015
Chip lithography 40 nm 28 nm
Power consumption (TDP) 150 Watt 33 Watt

GeForce 945A has a 14.3% higher aggregate performance score, an age advantage of 3 years, a 42.9% more advanced lithography process, and 354.5% lower power consumption.

The GeForce 945A is our recommended choice as it beats the Radeon HD 6790 in performance tests.

Be aware that Radeon HD 6790 is a desktop card while GeForce 945A 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.


AMD Radeon HD 6790
Radeon HD 6790
NVIDIA GeForce 945A
GeForce 945A

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.


4 153 votes

Rate Radeon HD 6790 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.5 10 votes

Rate GeForce 945A on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 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.