Radeon RX 7900 GRE vs RX 6900

VS

Aggregate performance score

We've compared Radeon RX 6900 and Radeon RX 7900 GRE, covering specs and all relevant benchmarks.

RX 6900
2020
16 GB GDDR6, 255 Watt
69.55

RX 7900 GRE outperforms RX 6900 by a minimal 1% based on our aggregate benchmark results.

Primary details

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

Place in the ranking2221
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data66.16
Power efficiency18.7818.52
ArchitectureRDNA 2.0 (2020−2024)RDNA 3.0 (2022−2024)
GPU code nameNavi 21Navi 31
Market segmentDesktopDesktop
Release date28 October 2020 (4 years ago)27 July 2023 (1 year ago)
Launch price (MSRP)no data$549

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 cores46085120
Core clock speedno data1287 MHz
Boost clock speed2105 MHz2245 MHz
Number of transistors23,000 million57,700 million
Manufacturing process technology7 nm5 nm
Power consumption (TDP)255 Watt260 Watt
Texture fill rate606.2718.4
Floating-point processing power19.4 TFLOPS45.98 TFLOPS
ROPs64160
TMUs288320
Ray Tracing Coresno data80

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 4.0 x16PCIe 4.0 x16
Lengthno data276 mm
Width2-slot2-slot
Supplementary power connectors2x 8-pin2x 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 typeGDDR6GDDR6
Maximum RAM amount16 GB16 GB
Memory bus width256 Bit256 Bit
Memory clock speed16 GB/s2250 MHz
Memory bandwidth512.0 GB/s576.0 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 Connectors1x HDMI, 2x DisplayPort, 1x USB Type-C1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI++

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.56.8
OpenGL4.64.6
OpenCL2.02.2
Vulkan1.21.3

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.

RX 6900 69.55
RX 7900 GRE 69.94
+0.6%

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.

RX 6900 26740
RX 7900 GRE 26889
+0.6%

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 HD200−210
−4.5%
209
+4.5%
1440p130−140
−0.8%
131
+0.8%
4K80−85
−1.3%
81
+1.3%

Cost per frame, $

1080pno data2.63
1440pno data4.19
4Kno data6.78

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2 160−170
+0%
160−170
+0%
Cyberpunk 2077 208
+0%
208
+0%
Elden Ring 179
+0%
179
+0%

Full HD
Medium Preset

Battlefield 5 110−120
+0%
110−120
+0%
Counter-Strike 2 160−170
+0%
160−170
+0%
Cyberpunk 2077 92
+0%
92
+0%
Forza Horizon 4 487
+0%
487
+0%
Metro Exodus 149
+0%
149
+0%
Red Dead Redemption 2 120−130
+0%
120−130
+0%
Valorant 350−400
+0%
350−400
+0%

Full HD
High Preset

Battlefield 5 110−120
+0%
110−120
+0%
Counter-Strike 2 160−170
+0%
160−170
+0%
Cyberpunk 2077 79
+0%
79
+0%
Dota 2 164
+0%
164
+0%
Elden Ring 270−280
+0%
270−280
+0%
Far Cry 5 100
+0%
100
+0%
Fortnite 270−280
+0%
270−280
+0%
Forza Horizon 4 403
+0%
403
+0%
Grand Theft Auto V 164
+0%
164
+0%
Metro Exodus 138
+0%
138
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 210−220
+0%
210−220
+0%
Red Dead Redemption 2 120−130
+0%
120−130
+0%
The Witcher 3: Wild Hunt 170−180
+0%
170−180
+0%
Valorant 350−400
+0%
350−400
+0%
World of Tanks 270−280
+0%
270−280
+0%

Full HD
Ultra Preset

Battlefield 5 110−120
+0%
110−120
+0%
Counter-Strike 2 160−170
+0%
160−170
+0%
Cyberpunk 2077 74
+0%
74
+0%
Far Cry 5 130−140
+0%
130−140
+0%
Forza Horizon 4 353
+0%
353
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 210−220
+0%
210−220
+0%
Valorant 350−400
+0%
350−400
+0%

1440p
High Preset

Dota 2 130
+0%
130
+0%
Elden Ring 180−190
+0%
180−190
+0%
Grand Theft Auto V 130
+0%
130
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
Red Dead Redemption 2 90−95
+0%
90−95
+0%
World of Tanks 450−500
+0%
450−500
+0%

1440p
Ultra Preset

Battlefield 5 85−90
+0%
85−90
+0%
Counter-Strike 2 90−95
+0%
90−95
+0%
Cyberpunk 2077 49
+0%
49
+0%
Far Cry 5 160−170
+0%
160−170
+0%
Forza Horizon 4 252
+0%
252
+0%
Metro Exodus 128
+0%
128
+0%
The Witcher 3: Wild Hunt 156
+0%
156
+0%
Valorant 300−350
+0%
300−350
+0%

4K
High Preset

Counter-Strike 2 85−90
+0%
85−90
+0%
Dota 2 151
+0%
151
+0%
Elden Ring 95−100
+0%
95−100
+0%
Grand Theft Auto V 151
+0%
151
+0%
Metro Exodus 71
+0%
71
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 200−210
+0%
200−210
+0%
Red Dead Redemption 2 60−65
+0%
60−65
+0%
The Witcher 3: Wild Hunt 151
+0%
151
+0%

4K
Ultra Preset

Battlefield 5 90−95
+0%
90−95
+0%
Counter-Strike 2 85−90
+0%
85−90
+0%
Cyberpunk 2077 22
+0%
22
+0%
Far Cry 5 100−110
+0%
100−110
+0%
Fortnite 95−100
+0%
95−100
+0%
Forza Horizon 4 131
+0%
131
+0%
Valorant 170−180
+0%
170−180
+0%

This is how RX 6900 and RX 7900 GRE compete in popular games:

  • RX 7900 GRE is 5% faster in 1080p
  • RX 7900 GRE is 1% faster in 1440p
  • RX 7900 GRE is 1% faster in 4K

All in all, in popular games:

  • there's a draw in 61 test (100%)

Pros & cons summary


Performance score 69.55 69.94
Recency 28 October 2020 27 July 2023
Chip lithography 7 nm 5 nm
Power consumption (TDP) 255 Watt 260 Watt

RX 6900 has 2% lower power consumption.

RX 7900 GRE, on the other hand, has a 0.6% higher aggregate performance score, an age advantage of 2 years, and a 40% more advanced lithography process.

Given the minimal performance differences, no clear winner can be declared between Radeon RX 6900 and Radeon RX 7900 GRE.


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 RX 6900
Radeon RX 6900
AMD Radeon RX 7900 GRE
Radeon RX 7900 GRE

Other comparisons

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.8 82 votes

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Questions & comments

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