Home GPU Comparison AMD Radeon RX 6800 vs AMD Radeon RX 7700 XT

AMD Radeon RX 6800 vs AMD Radeon RX 7700 XT

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6800 and 12GB VRAM Radeon RX 7700 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800 's Advantages
More VRAM (16GB vs 12GB)
Larger VRAM bandwidth (512.0GB/s vs 432.0GB/s)
384 additional rendering cores
AMD Radeon RX 7700 XT 's Advantages
Released 2 years and 10 months late
Boost Clock has increased by 21% (2544MHz vs 2105MHz)
Lower TDP (245W vs 250W)

Score

Benchmark

FP32 (float)
Radeon RX 6800
16.17 TFLOPS
Radeon RX 7700 XT +117%
35.17 TFLOPS
3DMark Time Spy
Radeon RX 6800
16233
Radeon RX 7700 XT +4%
16991
Shadow of the Tomb Raider 2160p
Radeon RX 6800 +1%
65
Radeon RX 7700 XT
64
Shadow of the Tomb Raider 1440p
Radeon RX 6800
117
Radeon RX 7700 XT +9%
128
Shadow of the Tomb Raider 1080p
Radeon RX 6800
168
Radeon RX 7700 XT +29%
218
Cyberpunk 2077 2160p
Radeon RX 6800 +70%
51
Radeon RX 7700 XT
30
Cyberpunk 2077 1440p
Radeon RX 6800
60
Radeon RX 7700 XT +13%
68
Cyberpunk 2077 1080p
Radeon RX 6800
87
Radeon RX 7700 XT +17%
102
GTA 5 2160p
Radeon RX 6800
98
Radeon RX 7700 XT +12%
110
GTA 5 1440p
Radeon RX 6800 +12%
126
Radeon RX 7700 XT
112
GTA 5 1080p
Radeon RX 6800
170
Radeon RX 7700 XT +11%
190
Horizon Forbidden West 1080p
Radeon RX 6800 +1%
88
Radeon RX 7700 XT
87
Horizon Forbidden West 1440p
Radeon RX 6800 +1%
71
Radeon RX 7700 XT
70
Horizon Forbidden West 2160p
Radeon RX 6800 +2%
44
Radeon RX 7700 XT
43
VS

Graphics Card

Oct 2020
Release Date
Aug 2023
Navi II
Generation
Navi III
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

1700 MHz
Base Clock
1435 MHz
2105 MHz
Boost Clock
2544 MHz
2000 MHz
Memory Clock
2250 MHz

Memory

16GB
Memory Size
12GB
GDDR6
Memory Type
GDDR6
256bit
Memory Bus
192bit
512.0GB/s
Bandwidth
432.0GB/s

Render Config

60
Compute Units
54
-
-
-
3840
Shading Units
3456
240
TMUs
216
96
ROPs
96
-
-
-
60
RT Cores
54
128 KB per Array
L1 Cache
128 KB per Array
4 MB
L2 Cache
2 MB
128 MB
L3 Cache
48 MB

Theoretical Performance

202.1 GPixel/s
Pixel Rate
244.2 GPixel/s
505.2 GTexel/s
Texture Rate
549.5 GTexel/s
32.33 TFLOPS
FP16 (half)
70.34 TFLOPS
16.17 TFLOPS
FP32 (float)
35.17 TFLOPS
1010 GFLOPS
FP64 (double)
1099 GFLOPS

Board Design

250W
TDP
245W
600 W
Suggested PSU
550 W
1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C
Outputs
1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C
2x 8-pin
Power Connectors
2x 8-pin

Graphics Processor

Navi 21
GPU Name
Navi 32
Navi 21 XL (215-121000187)
GPU Variant
Navi 32 XL (215-180000076)
RDNA 2.0
Architecture
RDNA 3.0
TSMC
Foundry
TSMC
7 nm
Process Size
5 nm
26.8 billion
Transistors
28.1 billion
520 mm²
Die Size
346 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1
OpenCL
2.2
1.3
Vulkan
1.3
-
-
-
6.5
Shader Model
6.7

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