Home GPU Comparison NVIDIA GeForce RTX 3080 vs AMD Radeon RX 6800

NVIDIA GeForce RTX 3080 vs AMD Radeon RX 6800

NVIDIA GeForce RTX 3080
VS
AMD Radeon RX 6800
NVIDIA GeForce RTX 3080
AMD Radeon RX 6800
We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 16GB VRAM Radeon RX 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages
Larger VRAM bandwidth (760.3GB/s vs 512.0GB/s)
4864 additional rendering cores
AMD Radeon RX 6800 's Advantages
Boost Clock has increased by 23% (2105MHz vs 1710MHz)
More VRAM (16GB vs 10GB)
Lower TDP (250W vs 320W)

Score

Benchmark

FP32 (float)
GeForce RTX 3080 +84%
29.77 TFLOPS
Radeon RX 6800
16.17 TFLOPS
3DMark Time Spy
GeForce RTX 3080 +9%
17753
Radeon RX 6800
16233
Shadow of the Tomb Raider 2160p
GeForce RTX 3080 +21%
79
Radeon RX 6800
65
Shadow of the Tomb Raider 1440p
GeForce RTX 3080 +18%
139
Radeon RX 6800
117
Shadow of the Tomb Raider 1080p
GeForce RTX 3080 +7%
181
Radeon RX 6800
168
Cyberpunk 2077 2160p
GeForce RTX 3080 +19%
61
Radeon RX 6800
51
Cyberpunk 2077 1440p
GeForce RTX 3080 +20%
72
Radeon RX 6800
60
Cyberpunk 2077 1080p
GeForce RTX 3080 +21%
106
Radeon RX 6800
87
Battlefield 5 2160p
GeForce RTX 3080 +17%
107
Radeon RX 6800
91
Battlefield 5 1440p
GeForce RTX 3080
162
Radeon RX 6800 +9%
178
Battlefield 5 1080p
GeForce RTX 3080
190
Radeon RX 6800 +2%
194
GTA 5 2160p
GeForce RTX 3080
92
Radeon RX 6800 +6%
98
GTA 5 1440p
GeForce RTX 3080 +11%
141
Radeon RX 6800
126
GTA 5 1080p
GeForce RTX 3080 +1%
172
Radeon RX 6800
170
Horizon Forbidden West 1080p
GeForce RTX 3080 +7%
95
Radeon RX 6800
88
Horizon Forbidden West 1440p
GeForce RTX 3080 +5%
75
Radeon RX 6800
71
Horizon Forbidden West 2160p
GeForce RTX 3080 +13%
50
Radeon RX 6800
44
GeForce RTX 3080
VS
Radeon RX 6800

Graphics Card

Sep 2020
Release Date
Oct 2020
GeForce 30
Generation
Navi II
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

1440 MHz
Base Clock
1700 MHz
1710 MHz
Boost Clock
2105 MHz
1188 MHz
Memory Clock
2000 MHz

Memory

10GB
Memory Size
16GB
GDDR6X
Memory Type
GDDR6
320bit
Memory Bus
256bit
760.3GB/s
Bandwidth
512.0GB/s

Render Config

-
Compute Units
60
68
SM Count
-
8704
Shading Units
3840
272
TMUs
240
96
ROPs
96
272
Tensor Cores
-
68
RT Cores
60
128 KB (per SM)
L1 Cache
128 KB per Array
5 MB
L2 Cache
4 MB
-
L3 Cache
128 MB

Theoretical Performance

164.2 GPixel/s
Pixel Rate
202.1 GPixel/s
465.1 GTexel/s
Texture Rate
505.2 GTexel/s
29.77 TFLOPS
FP16 (half)
32.33 TFLOPS
29.77 TFLOPS
FP32 (float)
16.17 TFLOPS
465.1 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 12-pin
Power Connectors
2x 8-pin

Graphics Processor

GA102
GPU Name
Navi 21
GA102-200-KD-A1
GPU Variant
Navi 21 XL (215-121000187)
Ampere
Architecture
RDNA 2.0
Samsung
Foundry
TSMC
8 nm
Process Size
7 nm
28.3 billion
Transistors
26.8 billion
628 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
8.6
CUDA
-
6.6
Shader Model
6.5

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