AMD Radeon RX Vega 64 Limited Edition vs AMD Radeon RX 6950 XT

VS

AMD Radeon RX Vega 64 Limited Edition AMD Radeon RX 6950 XT

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 Limited Edition and 16GB VRAM Radeon RX 6950 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 64 Limited Edition 's Advantages

Lower TDP (295W vs 335W)

AMD Radeon RX 6950 XT 's Advantages

Released 4 years and 9 months late

Boost Clock has increased by 49% (2310MHz vs 1546MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (576.0GB/s vs 483.8GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 Limited Edition

12.66 TFLOPS

Radeon RX 6950 XT +86%

23.65 TFLOPS

Radeon RX Vega 64 Limited Edition

VS

Radeon RX 6950 XT

Graphics Card

Aug 2017

Release Date

May 2022

Vega

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1247 MHz

Base Clock

1860 MHz

1546 MHz

Boost Clock

2310 MHz

945 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

16GB

HBM2

Memory Type

GDDR6

2048bit

Memory Bus

256bit

483.8GB/s

Bandwidth

576.0GB/s

Render Config

-

SM Count

-

64

Compute Units

80

4096

Shading Units

5120

256

TMUs

320

64

ROPs

128

-

Tensor Cores

-

RT Cores

80

16 KB (per CU)

L1 Cache

128 KB per Array

4 MB

L2 Cache

4 MB

Theoretical Performance

98.94 GPixel/s

Pixel Rate

295.7 GPixel/s

395.8 GTexel/s

Texture Rate

739.2 GTexel/s

25.33 TFLOPS

FP16 (half)

47.31 TFLOPS

12.66 TFLOPS

FP32 (float)

23.65 TFLOPS

791.6 GFLOPS

FP64 (double)

1478 GFLOPS

Graphics Processor

Vega 10

GPU Name

Navi 21

Vega 10 XT (215-0894200)

GPU Variant

Navi 21 KXTX (215-121000289)

GCN 5.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

12.5 billion

Transistors

26.8 billion

495 mm²

Die Size

520 mm²

Board Design

295W

TDP

335W

600 W

Suggested PSU

700 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 2x DisplayPort 1.4a

2x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

6.4

Shader Model

6.5

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