AMD Radeon RX 7990 XTX vs AMD Radeon RX 7700 XT

VS

AMD Radeon RX 7990 XTX AMD Radeon RX 7700 XT

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7990 XTX and 12GB VRAM Radeon RX 7700 XT 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 41% (3599MHz vs 2544MHz)

More VRAM (24GB vs 12GB)

Larger VRAM bandwidth (1152GB/s vs 432.0GB/s)

2688 additional rendering cores

AMD Radeon RX 7700 XT 's Advantages

Lower TDP (245W vs 405W)

Score

Benchmark

FP32 (float)

Radeon RX 7990 XTX +151%

88.45 TFLOPS

Radeon RX 7700 XT

35.17 TFLOPS

Radeon RX 7990 XTX

VS

Radeon RX 7700 XT

Graphics Card

Unknown

Release Date

Aug 2023

Navi III

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2500 MHz

Base Clock

1435 MHz

3599 MHz

Boost Clock

2544 MHz

3000 MHz

Memory Clock

2250 MHz

Memory

24GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

192bit

1152GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

-

96

Compute Units

54

6144

Shading Units

3456

384

TMUs

216

192

ROPs

96

-

Tensor Cores

-

96

RT Cores

54

256 KB per Array

L1 Cache

128 KB per Array

6 MB

L2 Cache

2 MB

Theoretical Performance

691.0 GPixel/s

Pixel Rate

244.2 GPixel/s

1382 GTexel/s

Texture Rate

549.5 GTexel/s

176.9 TFLOPS

FP16 (half)

70.34 TFLOPS

88.45 TFLOPS

FP32 (float)

35.17 TFLOPS

2.764 TFLOPS

FP64 (double)

1099 GFLOPS

Graphics Processor

Navi 31

GPU Name

Navi 32

Navi 31 XTX+

GPU Variant

Navi 32 XL (215-180000076)

RDNA 3.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

5 nm

Process Size

5 nm

57.7 billion

Transistors

28.1 billion

529 mm²

Die Size

346 mm²

Board Design

405W

TDP

245W

800 W

Suggested PSU

550 W

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

Outputs

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

3x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.2

OpenCL

2.2

1.3

Vulkan

1.3

-

CUDA

-

6.7

Shader Model

6.7

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