Home GPU Comparison NVIDIA GeForce RTX 3080 12 GB vs AMD Radeon RX 7900 GRE

NVIDIA GeForce RTX 3080 12 GB vs AMD Radeon RX 7900 GRE

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 12 GB and 16GB VRAM Radeon RX 7900 GRE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 12 GB 's Advantages
Larger VRAM bandwidth (912.4GB/s vs 576.0GB/s)
3840 additional rendering cores
AMD Radeon RX 7900 GRE 's Advantages
Released 1 years and 6 months late
Boost Clock has increased by 31% (2245MHz vs 1710MHz)
More VRAM (16GB vs 12GB)
Lower TDP (260W vs 350W)

Score

Benchmark

FP32 (float)
GeForce RTX 3080 12 GB
30.64 TFLOPS
Radeon RX 7900 GRE +50%
45.98 TFLOPS
3DMark Time Spy
GeForce RTX 3080 12 GB
18801
Radeon RX 7900 GRE +18%
22258
VS

Graphics Card

Jan 2022
Release Date
Jul 2023
GeForce 30
Generation
Navi III
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 4.0 x16

Clock Speeds

1260 MHz
Base Clock
1287 MHz
1710 MHz
Boost Clock
2245 MHz
1188 MHz
Memory Clock
2250 MHz

Memory

12GB
Memory Size
16GB
GDDR6X
Memory Type
GDDR6
384bit
Memory Bus
256bit
912.4GB/s
Bandwidth
576.0GB/s

Render Config

70
SM Count
-
-
Compute Units
80
8960
Shading Units
5120
280
TMUs
320
96
ROPs
160
280
Tensor Cores
-
70
RT Cores
80
128 KB (per SM)
L1 Cache
256 KB per Array
5 MB
L2 Cache
6 MB

Theoretical Performance

164.2 GPixel/s
Pixel Rate
359.2 GPixel/s
478.8 GTexel/s
Texture Rate
718.4 GTexel/s
30.64 TFLOPS
FP16 (half)
91.96 TFLOPS
30.64 TFLOPS
FP32 (float)
45.98 TFLOPS
478.8 GFLOPS
FP64 (double)
1437 GFLOPS

Graphics Processor

GA102
GPU Name
Navi 31
GA102-220-A1
GPU Variant
Navi 31 XL
Ampere
Architecture
RDNA 3.0
Samsung
Foundry
TSMC
8 nm
Process Size
5 nm
28.3 billion
Transistors
57.7 billion
628 mm²
Die Size
529 mm²

Board Design

350W
TDP
260W
750 W
Suggested PSU
600 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C
1x 12-pin
Power Connectors
2x 8-pin

Graphics Features

12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.2
1.3
Vulkan
1.3
8.6
CUDA
-
6.6
Shader Model
6.7

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