Radeon RX Vega 6 (Ryzen 4000/5000) vs HD 7990

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Aggregate performance score

We've compared Radeon HD 7990 with Radeon RX Vega 6 (Ryzen 4000/5000), including specs and performance data.

HD 7990
2013
3 GB GDDR5, 375 Watt
14.44
+139%

HD 7990 outperforms RX Vega 6 (Ryzen 4000/5000) by a whopping 139% based on our aggregate benchmark results.

Primary details

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

Place in the ranking362586
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.51no data
Power efficiency2.6427.59
ArchitectureGCN 1.0 (2011−2020)Vega (2017−2020)
GPU code nameMaltaVega Renoir
Market segmentDesktopLaptop
Release date24 April 2013 (11 years ago)7 January 2020 (4 years ago)
Launch price (MSRP)$999 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 cores2048384
Core clock speed950 MHz400 MHz
Boost clock speed1000 MHz1500 MHz
Number of transistors4,313 millionno data
Manufacturing process technology28 nm7 nm
Power consumption (TDP)375 Watt15 Watt
Texture fill rate128.0no data
Floating-point processing power4.096 TFLOPSno data
ROPs32no data
TMUs128no data

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 3.0 x16no data
Length307 mmno data
Width2-slotno data
Supplementary power connectors2x 8-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 typeGDDR5no data
Maximum RAM amount3 GBno data
Memory bus width384 Bitno data
Memory clock speed1500 MHzno data
Memory bandwidth288.0 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, 4x mini-DisplayPortno data

API compatibility

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

DirectX12 (11_1)12_1
Shader Model5.1no data
OpenGL4.6no data
OpenCL1.2no data
Vulkan1.2.131-

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 7990 14.44
+139%
RX Vega 6 (Ryzen 4000/5000) 6.04

3DMark Fire Strike Graphics

Fire Strike is a DirectX 11 benchmark for gaming PCs. It features two separate tests displaying a fight between a humanoid and a fiery creature made of lava. Using 1920x1080 resolution, Fire Strike shows off some realistic graphics and is quite taxing on hardware.

HD 7990 15540
+456%
RX Vega 6 (Ryzen 4000/5000) 2793

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:

Full HD45−50
+125%
20
−125%
1440p65−70
+132%
28
−132%
4K45−50
+125%
20
−125%

Cost per frame, $

1080p22.20no data
1440p15.37no data
4K22.20no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 11
+0%
11
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 16
+0%
16
+0%
Assassin's Creed Valhalla 8−9
+0%
8−9
+0%
Battlefield 5 16−18
+0%
16−18
+0%
Call of Duty: Modern Warfare 14
+0%
14
+0%
Cyberpunk 2077 9
+0%
9
+0%
Far Cry 5 14−16
+0%
14−16
+0%
Far Cry New Dawn 18−20
+0%
18−20
+0%
Forza Horizon 4 40−45
+0%
40−45
+0%
Hitman 3 11
+0%
11
+0%
Horizon Zero Dawn 97
+0%
97
+0%
Metro Exodus 23
+0%
23
+0%
Red Dead Redemption 2 22
+0%
22
+0%
Shadow of the Tomb Raider 21−24
+0%
21−24
+0%
Watch Dogs: Legion 62
+0%
62
+0%

Full HD
High Preset

Assassin's Creed Odyssey 16−18
+0%
16−18
+0%
Assassin's Creed Valhalla 8−9
+0%
8−9
+0%
Battlefield 5 16−18
+0%
16−18
+0%
Call of Duty: Modern Warfare 12
+0%
12
+0%
Cyberpunk 2077 6
+0%
6
+0%
Far Cry 5 14−16
+0%
14−16
+0%
Far Cry New Dawn 18−20
+0%
18−20
+0%
Forza Horizon 4 40−45
+0%
40−45
+0%
Hitman 3 12−14
+0%
12−14
+0%
Horizon Zero Dawn 73
+0%
73
+0%
Metro Exodus 17
+0%
17
+0%
Red Dead Redemption 2 14
+0%
14
+0%
Shadow of the Tomb Raider 21
+0%
21
+0%
The Witcher 3: Wild Hunt 20−22
+0%
20−22
+0%
Watch Dogs: Legion 50
+0%
50
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 16−18
+0%
16−18
+0%
Assassin's Creed Valhalla 8−9
+0%
8−9
+0%
Call of Duty: Modern Warfare 12−14
+0%
12−14
+0%
Cyberpunk 2077 10−11
+0%
10−11
+0%
Far Cry 5 14−16
+0%
14−16
+0%
Forza Horizon 4 40−45
+0%
40−45
+0%
Hitman 3 12−14
+0%
12−14
+0%
Horizon Zero Dawn 17
+0%
17
+0%
Shadow of the Tomb Raider 18
+0%
18
+0%
The Witcher 3: Wild Hunt 11
+0%
11
+0%
Watch Dogs: Legion 50−55
+0%
50−55
+0%

Full HD
Epic Preset

Red Dead Redemption 2 14
+0%
14
+0%

1440p
High Preset

Battlefield 5 12−14
+0%
12−14
+0%
Far Cry New Dawn 10−11
+0%
10−11
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 6−7
+0%
6−7
+0%
Assassin's Creed Valhalla 1−2
+0%
1−2
+0%
Call of Duty: Modern Warfare 6−7
+0%
6−7
+0%
Cyberpunk 2077 3−4
+0%
3−4
+0%
Far Cry 5 7−8
+0%
7−8
+0%
Forza Horizon 4 18−20
+0%
18−20
+0%
Hitman 3 10−11
+0%
10−11
+0%
Horizon Zero Dawn 14−16
+0%
14−16
+0%
Metro Exodus 6−7
+0%
6−7
+0%
Shadow of the Tomb Raider 2−3
+0%
2−3
+0%
The Witcher 3: Wild Hunt 5−6
+0%
5−6
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

1440p
Epic Preset

Red Dead Redemption 2 10−12
+0%
10−12
+0%

4K
High Preset

Battlefield 5 5−6
+0%
5−6
+0%
Far Cry New Dawn 4−5
+0%
4−5
+0%
Hitman 3 2−3
+0%
2−3
+0%
Horizon Zero Dawn 11
+0%
11
+0%
Metro Exodus 3−4
+0%
3−4
+0%
The Witcher 3: Wild Hunt 3−4
+0%
3−4
+0%

4K
Ultra Preset

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

4K
Epic Preset

Red Dead Redemption 2 7−8
+0%
7−8
+0%

This is how HD 7990 and RX Vega 6 (Ryzen 4000/5000) compete in popular games:

  • HD 7990 is 125% faster in 1080p
  • HD 7990 is 132% faster in 1440p
  • HD 7990 is 125% faster in 4K

All in all, in popular games:

  • there's a draw in 71 test (100%)

Pros & cons summary


Performance score 14.44 6.04
Recency 24 April 2013 7 January 2020
Chip lithography 28 nm 7 nm
Power consumption (TDP) 375 Watt 15 Watt

HD 7990 has a 139.1% higher aggregate performance score.

RX Vega 6 (Ryzen 4000/5000), on the other hand, has an age advantage of 6 years, a 300% more advanced lithography process, and 2400% lower power consumption.

The Radeon HD 7990 is our recommended choice as it beats the Radeon RX Vega 6 (Ryzen 4000/5000) in performance tests.

Be aware that Radeon HD 7990 is a desktop card while Radeon RX Vega 6 (Ryzen 4000/5000) is a notebook 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 7990
Radeon HD 7990
AMD Radeon RX Vega 6 (Ryzen 4000/5000)
Radeon RX Vega 6 (Ryzen 4000/5000)

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.


4.2 55 votes

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4 692 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.