AMD Radeon RX 7990 XTX vs NVIDIA RTX 4000 Ada Generation

VS

AMD Radeon RX 7990 XTX

NVIDIA RTX 4000 Ada Generation

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7990 XTX and 20GB VRAM RTX 4000 Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7990 XTX 's Advantages

Boost Clock has increased by 65% (3599MHz vs 2175MHz)

More VRAM (24GB vs 20GB)

Larger VRAM bandwidth (1152GB/s vs 360.0GB/s)

NVIDIA RTX 4000 Ada Generation 's Advantages

Lower TDP (130W vs 405W)

Score

Benchmark

FP32 (float)

Radeon RX 7990 XTX +230%

88.45 TFLOPS

RTX 4000 Ada Generation

26.73 TFLOPS

Radeon RX 7990 XTX

VS

RTX 4000 Ada Generation

Graphics Card

Unknown

Release Date

Aug 2023

Navi III

Generation

Quadro Ada(x000A)

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2500 MHz

Base Clock

1500 MHz

3599 MHz

Boost Clock

2175 MHz

3000 MHz

Memory Clock

2250 MHz

Memory

24GB

Memory Size

20GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

160bit

1152GB/s

Bandwidth

360.0GB/s

Render Config

96

Compute Units

-

SM Count

48

6144

Shading Units

6144

384

TMUs

192

ROPs

80

-

Tensor Cores

192

96

RT Cores

48

256 KB per Array

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

48 MB

192 MB

L3 Cache

-

Theoretical Performance

691.0 GPixel/s

Pixel Rate

174.0 GPixel/s

1382 GTexel/s

Texture Rate

417.6 GTexel/s

176.9 TFLOPS

FP16 (half)

26.73 TFLOPS

88.45 TFLOPS

FP32 (float)

26.73 TFLOPS

2.764 TFLOPS

FP64 (double)

417.6 GFLOPS

Board Design

405W

TDP

130W

800 W

Suggested PSU

300 W

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Outputs

4x DisplayPort 1.4a

3x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Navi 31

GPU Name

AD104

Navi 31 XTX+

GPU Variant

-

RDNA 3.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

57.7 billion

Transistors

35.8 billion

529 mm²

Die Size

294 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

6.7

Shader Model

6.8

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