AMD Radeon RX 8800 XT vs NVIDIA GeForce RTX 4080 12 GB

VS

AMD Radeon RX 8800 XT

NVIDIA GeForce RTX 4080 12 GB

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 8800 XT and 12GB VRAM GeForce RTX 4080 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 8800 XT 's Advantages

More VRAM (16GB vs 12GB)

Larger VRAM bandwidth (624.1GB/s vs 504.2GB/s)

Lower TDP (220W vs 285W)

NVIDIA GeForce RTX 4080 12 GB 's Advantages

Boost Clock has increased by 7% (2610MHz vs 2430MHz)

3584 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 8800 XT

19.91 TFLOPS

GeForce RTX 4080 12 GB +101%

40.09 TFLOPS

Radeon RX 8800 XT

VS

GeForce RTX 4080 12 GB

Graphics Card

Unknown

Release Date

Unknown

Navi IV(RX 8000)

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1295 MHz

Base Clock

2310 MHz

2430 MHz

Boost Clock

2610 MHz

2438 MHz

Memory Clock

1313 MHz

Memory

16GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6X

256bit

Memory Bus

192bit

624.1GB/s

Bandwidth

504.2GB/s

Render Config

64

Compute Units

-

SM Count

60

4096

Shading Units

7680

256

TMUs

240

96

ROPs

80

-

Tensor Cores

240

64

RT Cores

60

128 KB per Array

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

48 MB

64 MB

L3 Cache

-

Theoretical Performance

233.3 GPixel/s

Pixel Rate

208.8 GPixel/s

622.1 GTexel/s

Texture Rate

626.4 GTexel/s

39.81 TFLOPS

FP16 (half)

40.09 TFLOPS

19.91 TFLOPS

FP32 (float)

40.09 TFLOPS

622.1 GFLOPS

FP64 (double)

626.4 GFLOPS

Board Design

220W

TDP

285W

550 W

Suggested PSU

600 W

1x HDMI 2.1a3x DisplayPort 2.1

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Navi 48

GPU Name

AD104

Navi 48 XT

GPU Variant

AD104-400-A1

RDNA 4.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

4 nm

Process Size

4 nm

Unknown

Transistors

35.8 billion

Unknown

Die Size

295 mm²

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

8.9

6.8

Shader Model

6.6

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