Radeon RX Vega 8 (Ryzen 4000/5000) vs HD 7990

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Aggregate performance score

We've compared Radeon HD 7990 with Radeon RX Vega 8 (Ryzen 4000/5000), including specs and performance data.

HD 7990
2013
3 GB GDDR5, 375 Watt
14.47
+60.8%

HD 7990 outperforms RX Vega 8 (Ryzen 4000/5000) by an impressive 61% based on our aggregate benchmark results.

Primary details

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

Place in the ranking362489
Place by popularitynot in top-10028
Cost-effectiveness evaluation1.50no data
Power efficiency2.6641.40
ArchitectureGCN 1.0 (2011−2020)Vega (2017−2020)
GPU code nameMaltaVega
Market segmentDesktopLaptop
Release date24 April 2013 (11 years ago)7 January 2020 (5 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 cores2048512
Core clock speed950 MHzno data
Boost clock speed1000 MHz2100 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 14.47
+60.8%
RX Vega 8 (Ryzen 4000/5000) 9.00

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
+315%
RX Vega 8 (Ryzen 4000/5000) 3743

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 HD35−40
+52.2%
23
−52.2%
1440p27−30
+58.8%
17
−58.8%
4K14−16
+55.6%
9
−55.6%

Cost per frame, $

1080p28.54no data
1440p37.00no data
4K71.36no data

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2 13
+0%
13
+0%
Cyberpunk 2077 19
+0%
19
+0%
Elden Ring 18
+0%
18
+0%

Full HD
Medium Preset

Battlefield 5 27−30
+0%
27−30
+0%
Counter-Strike 2 9
+0%
9
+0%
Cyberpunk 2077 15
+0%
15
+0%
Forza Horizon 4 32
+0%
32
+0%
Metro Exodus 27
+0%
27
+0%
Red Dead Redemption 2 33
+0%
33
+0%
Valorant 44
+0%
44
+0%

Full HD
High Preset

Battlefield 5 27−30
+0%
27−30
+0%
Counter-Strike 2 9
+0%
9
+0%
Cyberpunk 2077 11
+0%
11
+0%
Dota 2 29
+0%
29
+0%
Elden Ring 22
+0%
22
+0%
Far Cry 5 30
+0%
30
+0%
Fortnite 50−55
+0%
50−55
+0%
Forza Horizon 4 27
+0%
27
+0%
Grand Theft Auto V 19
+0%
19
+0%
Metro Exodus 19
+0%
19
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 57
+0%
57
+0%
Red Dead Redemption 2 12
+0%
12
+0%
The Witcher 3: Wild Hunt 27−30
+0%
27−30
+0%
Valorant 14
+0%
14
+0%
World of Tanks 48
+0%
48
+0%

Full HD
Ultra Preset

Battlefield 5 27−30
+0%
27−30
+0%
Counter-Strike 2 16−18
+0%
16−18
+0%
Cyberpunk 2077 9
+0%
9
+0%
Dota 2 48
+0%
48
+0%
Far Cry 5 35−40
+0%
35−40
+0%
Forza Horizon 4 23
+0%
23
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 70−75
+0%
70−75
+0%
Valorant 37
+0%
37
+0%

1440p
High Preset

Dota 2 9
+0%
9
+0%
Elden Ring 12
+0%
12
+0%
Grand Theft Auto V 9
+0%
9
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 22
+0%
22
+0%
Red Dead Redemption 2 7−8
+0%
7−8
+0%
World of Tanks 21
+0%
21
+0%

1440p
Ultra Preset

Battlefield 5 16−18
+0%
16−18
+0%
Counter-Strike 2 10−11
+0%
10−11
+0%
Cyberpunk 2077 2
+0%
2
+0%
Far Cry 5 18−20
+0%
18−20
+0%
Forza Horizon 4 16
+0%
16
+0%
Metro Exodus 17
+0%
17
+0%
The Witcher 3: Wild Hunt 10−12
+0%
10−12
+0%
Valorant 39
+0%
39
+0%

4K
High Preset

Counter-Strike 2 3−4
+0%
3−4
+0%
Dota 2 10
+0%
10
+0%
Elden Ring 6
+0%
6
+0%
Grand Theft Auto V 10
+0%
10
+0%
Metro Exodus 6
+0%
6
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 13
+0%
13
+0%
Red Dead Redemption 2 6−7
+0%
6−7
+0%
The Witcher 3: Wild Hunt 10
+0%
10
+0%

4K
Ultra Preset

Battlefield 5 8−9
+0%
8−9
+0%
Counter-Strike 2 3−4
+0%
3−4
+0%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Dota 2 18
+0%
18
+0%
Far Cry 5 10−12
+0%
10−12
+0%
Fortnite 9−10
+0%
9−10
+0%
Forza Horizon 4 9
+0%
9
+0%
Valorant 9−10
+0%
9−10
+0%

This is how HD 7990 and RX Vega 8 (Ryzen 4000/5000) compete in popular games:

  • HD 7990 is 52% faster in 1080p
  • HD 7990 is 59% faster in 1440p
  • HD 7990 is 56% faster in 4K

All in all, in popular games:

  • there's a draw in 63 tests (100%)

Pros & cons summary


Performance score 14.47 9.00
Recency 24 April 2013 7 January 2020
Chip lithography 28 nm 7 nm
Power consumption (TDP) 375 Watt 15 Watt

HD 7990 has a 60.8% higher aggregate performance score.

RX Vega 8 (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 8 (Ryzen 4000/5000) in performance tests.

Be aware that Radeon HD 7990 is a desktop card while Radeon RX Vega 8 (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.

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 7990
Radeon HD 7990
AMD Radeon RX Vega 8 (Ryzen 4000/5000)
Radeon RX Vega 8 (Ryzen 4000/5000)

Other comparisons

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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3.8 1258 votes

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Questions & comments

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