GeForce RTX 4080 vs Radeon RX 6800
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4080 's Advantages
Released 1 years and 11 months late
Boost Clock has increased by 19% (2505MHz vs 2105MHz)
Larger VRAM bandwidth (716.8GB/s vs 512.0GB/s)
5888 additional rendering cores
Radeon RX 6800 's Advantages
Lower TDP (250W vs 320W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080
+201%
48740
Radeon RX 6800
16170
3DMark Time Spy
GeForce RTX 4080
+74%
28173
Radeon RX 6800
16182
3DMark Time Spy Extreme
GeForce RTX 4080
+80%
14002
Radeon RX 6800
7771
3DMark Speed Way
GeForce RTX 4080
+136%
7254
Radeon RX 6800
3062
Shadow of the Tomb Raider 2160p
GeForce RTX 4080
+103%
132
Radeon RX 6800
65
Shadow of the Tomb Raider 1440p
GeForce RTX 4080
+110%
246
Radeon RX 6800
117
Shadow of the Tomb Raider 1080p
GeForce RTX 4080
+78%
300
Radeon RX 6800
168
Cyberpunk 2077 2160p
GeForce RTX 4080
+43%
73
Radeon RX 6800
51
Cyberpunk 2077 1440p
GeForce RTX 4080
+101%
121
Radeon RX 6800
60
Cyberpunk 2077 1080p
GeForce RTX 4080
+106%
180
Radeon RX 6800
87
Battlefield 5 2160p
GeForce RTX 4080
+35%
123
Radeon RX 6800
91
Battlefield 5 1440p
GeForce RTX 4080
165
Radeon RX 6800
+7%
178
Battlefield 5 1080p
GeForce RTX 4080
188
Radeon RX 6800
+3%
194
GTA 5 2160p
GeForce RTX 4080
+28%
126
Radeon RX 6800
98
GTA 5 1440p
GeForce RTX 4080
+43%
181
Radeon RX 6800
126
GTA 5 1080p
GeForce RTX 4080
+7%
182
Radeon RX 6800
170
Horizon Forbidden West 1080p
GeForce RTX 4080
+53%
135
Radeon RX 6800
88
Horizon Forbidden West 1440p
GeForce RTX 4080
+52%
108
Radeon RX 6800
71
Horizon Forbidden West 2160p
GeForce RTX 4080
+63%
72
Radeon RX 6800
44
Graphics Card
Sep 2022
Release Date
Oct 2020
GeForce 40
Generation
Navi II
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
2205 MHz
Base Clock
1700 MHz
2505 MHz
Boost Clock
2105 MHz
1400 MHz
Memory Clock
2000 MHz
Memory
16GB
Memory Size
16GB
GDDR6X
Memory Type
GDDR6
256bit
Memory Bus
256bit
716.8GB/s
Bandwidth
512.0GB/s
Render Config
-
Compute Units
60
76
SM Count
-
9728
Shading Units
3840
304
TMUs
240
112
ROPs
96
304
Tensor Cores
-
76
RT Cores
60
128 KB (per SM)
L1 Cache
128 KB per Array
64 MB
L2 Cache
4 MB
-
L3 Cache
128 MB
Theoretical Performance
280.6 GPixel/s
Pixel Rate
202.1 GPixel/s
761.5 GTexel/s
Texture Rate
505.2 GTexel/s
48.74 TFLOPS
FP16 (half)
32.33 TFLOPS
48.74 TFLOPS
FP32 (float)
16.17 TFLOPS
761.5 GFLOPS
FP64 (double)
1010 GFLOPS
Board Design
320W
TDP
250W
700 W
Suggested PSU
600 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x HDMI 2.1
2x DisplayPort 1.4a
1x USB Type-C
1x 16-pin
Power Connectors
2x 8-pin
Graphics Processor
AD103
GPU Name
Navi 21
AD103-300-A1
GPU Variant
Navi 21 XL
(215-121000187)
Ada Lovelace
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
7 nm
45.9 billion
Transistors
26.8 billion
379 mm²
Die Size
520 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.3
8.9
CUDA
-
6.7
Shader Model
6.5