AMD Radeon RX 7800 vs NVIDIA GeForce RTX 3080 12 GB

VS

AMD Radeon RX 7800 NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7800 and 12GB VRAM GeForce RTX 3080 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7800 's Advantages

Released 1 years late

Boost Clock has increased by 64% (2800MHz vs 1710MHz)

More VRAM (16GB vs 12GB)

Lower TDP (300W vs 350W)

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Larger VRAM bandwidth (912.4GB/s vs 576.0GB/s)

5120 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 7800 +21%

37.32 TFLOPS

GeForce RTX 3080 12 GB

30.64 TFLOPS

Radeon RX 7800

VS

GeForce RTX 3080 12 GB

Graphics Card

Jan 2023

Release Date

Jan 2022

Navi III

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1800 MHz

Base Clock

1260 MHz

2800 MHz

Boost Clock

1710 MHz

2250 MHz

Memory Clock

1188 MHz

Memory

16GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6X

256bit

Memory Bus

384bit

576.0GB/s

Bandwidth

912.4GB/s

Render Config

-

SM Count

70

60

Compute Units

-

3840

Shading Units

8960

240

TMUs

280

128

ROPs

96

-

Tensor Cores

280

60

RT Cores

70

128 KB per Array

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

5 MB

Theoretical Performance

358.4 GPixel/s

Pixel Rate

164.2 GPixel/s

672.0 GTexel/s

Texture Rate

478.8 GTexel/s

86.02 TFLOPS

FP16 (half)

30.64 TFLOPS

43.01 TFLOPS

FP32 (float)

30.64 TFLOPS

1344 GFLOPS

FP64 (double)

478.8 GFLOPS

Graphics Processor

Navi 32

GPU Name

GA102

Navi 32 XT

GPU Variant

GA102-220-A1

RDNA 3.0

Architecture

Ampere

TSMC

Foundry

Samsung

5 nm

Process Size

8 nm

Unknown

Transistors

28.3 billion

346 mm²

Die Size

628 mm²

Board Design

300W

TDP

350W

700 W

Suggested PSU

750 W

1x HDMI 2.1a 3x DisplayPort 2.1

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 12-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.6

6.7

Shader Model

6.6

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