NVIDIA GeForce RTX 3080 12 GB vs AMD Radeon RX 7800 XT

VS

NVIDIA GeForce RTX 3080 12 GB

AMD Radeon RX 7800 XT

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 3080 12 GB and 16GB VRAM Radeon RX 7800 XT 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 624.1GB/s)

5120 additional rendering cores

AMD Radeon RX 7800 XT 's Advantages

Released 1 years and 7 months late

Boost Clock has increased by 42% (2430MHz vs 1710MHz)

More VRAM (16GB vs 12GB)

Lower TDP (263W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 12 GB

30.64 TFLOPS

Radeon RX 7800 XT +21%

37.32 TFLOPS

3DMark Time Spy

GeForce RTX 3080 12 GB

18851

Radeon RX 7800 XT +6%

20031

Blender

GeForce RTX 3080 12 GB +109%

5543

Radeon RX 7800 XT

2652

Shadow of the Tomb Raider 2160p

GeForce RTX 3080 12 GB +7%

88

Radeon RX 7800 XT

82

Shadow of the Tomb Raider 1440p

GeForce RTX 3080 12 GB

151

Radeon RX 7800 XT +4%

158

Shadow of the Tomb Raider 1080p

GeForce RTX 3080 12 GB

191

Radeon RX 7800 XT +22%

234

Cyberpunk 2077 2160p

GeForce RTX 3080 12 GB +60%

61

Radeon RX 7800 XT

38

Cyberpunk 2077 1440p

GeForce RTX 3080 12 GB

72

Radeon RX 7800 XT +13%

82

Cyberpunk 2077 1080p

GeForce RTX 3080 12 GB

106

Radeon RX 7800 XT +18%

126

GTA 5 2160p

GeForce RTX 3080 12 GB

94

Radeon RX 7800 XT +48%

140

GTA 5 1440p

GeForce RTX 3080 12 GB +1%

142

Radeon RX 7800 XT

140

GTA 5 1080p

GeForce RTX 3080 12 GB

172

Radeon RX 7800 XT +10%

190

GeForce RTX 3080 12 GB

VS

Radeon RX 7800 XT

Graphics Card

Jan 2022

Release Date

Aug 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

1295 MHz

1710 MHz

Boost Clock

2430 MHz

1188 MHz

Memory Clock

2438 MHz

Memory

12GB

Memory Size

16GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

256bit

912.4GB/s

Bandwidth

624.1GB/s

Render Config

-

Compute Units

60

70

SM Count

-

8960

Shading Units

3840

280

TMUs

240

96

ROPs

96

280

Tensor Cores

-

70

RT Cores

60

128 KB (per SM)

L1 Cache

128 KB per Array

5 MB

L2 Cache

4 MB

-

L3 Cache

64 MB

Theoretical Performance

164.2 GPixel/s

Pixel Rate

233.3 GPixel/s

478.8 GTexel/s

Texture Rate

583.2 GTexel/s

30.64 TFLOPS

FP16 (half)

74.65 TFLOPS

30.64 TFLOPS

FP32 (float)

37.32 TFLOPS

478.8 GFLOPS

FP64 (double)

1166 GFLOPS

Board Design

350W

TDP

263W

750 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

1x 12-pin

Power Connectors

2x 8-pin

Graphics Processor

GA102

GPU Name

Navi 32

GA102-220-A1

GPU Variant

Navi 32 XT (215-180000006)

Ampere

Architecture

RDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

28.3 billion

Transistors

28.1 billion

628 mm²

Die Size

346 mm²

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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