AMD Radeon RX 7950 XT vs AMD Radeon RX Vega 56

VS

AMD Radeon RX 7950 XT AMD Radeon RX Vega 56

We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7950 XT and 8GB VRAM Radeon RX Vega 56 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7950 XT 's Advantages

Boost Clock has increased by 104% (3000MHz vs 1471MHz)

More VRAM (20GB vs 8GB)

Larger VRAM bandwidth (800.0GB/s vs 409.6GB/s)

1792 additional rendering cores

AMD Radeon RX Vega 56 's Advantages

Lower TDP (210W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7950 XT +512%

64.51 TFLOPS

Radeon RX Vega 56

10.54 TFLOPS

Radeon RX 7950 XT

VS

Radeon RX Vega 56

Graphics Card

Unknown

Release Date

Aug 2017

Navi III

Generation

Vega

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2000 MHz

Base Clock

1156 MHz

3000 MHz

Boost Clock

1471 MHz

2500 MHz

Memory Clock

800 MHz

Memory

20GB

Memory Size

8GB

GDDR6

Memory Type

HBM2

320bit

Memory Bus

2048bit

800.0GB/s

Bandwidth

409.6GB/s

Render Config

-

SM Count

-

84

Compute Units

56

5376

Shading Units

3584

336

TMUs

224

192

ROPs

64

-

Tensor Cores

-

84

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

4 MB

Theoretical Performance

576.0 GPixel/s

Pixel Rate

94.14 GPixel/s

1008 GTexel/s

Texture Rate

329.5 GTexel/s

129.0 TFLOPS

FP16 (half)

21.09 TFLOPS

64.51 TFLOPS

FP32 (float)

10.54 TFLOPS

2.016 TFLOPS

FP64 (double)

659.0 GFLOPS

Graphics Processor

Navi 31

GPU Name

Vega 10

Navi 31 XT+

GPU Variant

Vega 10 XL (215-0894216)

RDNA 3.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

57.7 billion

Transistors

12.5 billion

529 mm²

Die Size

495 mm²

Board Design

300W

TDP

210W

700 W

Suggested PSU

550 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.2

OpenCL

2.1

1.3

Vulkan

1.2

-

CUDA

-

6.7

Shader Model

6.4

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