AMD Radeon RX Vega 64 Limited Edition vs AMD Radeon RX 7700 XT

VS

AMD Radeon RX Vega 64 Limited Edition AMD Radeon RX 7700 XT

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 Limited Edition 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 Vega 64 Limited Edition 's Advantages

Larger VRAM bandwidth (483.8GB/s vs 432.0GB/s)

640 additional rendering cores

AMD Radeon RX 7700 XT 's Advantages

Released 6 years late

Boost Clock has increased by 65% (2544MHz vs 1546MHz)

More VRAM (12GB vs 8GB)

Lower TDP (245W vs 295W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 Limited Edition

12.66 TFLOPS

Radeon RX 7700 XT +177%

35.17 TFLOPS

Radeon RX Vega 64 Limited Edition

VS

Radeon RX 7700 XT

Graphics Card

Aug 2017

Release Date

Aug 2023

Vega

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1247 MHz

Base Clock

1435 MHz

1546 MHz

Boost Clock

2544 MHz

945 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

12GB

HBM2

Memory Type

GDDR6

2048bit

Memory Bus

192bit

483.8GB/s

Bandwidth

432.0GB/s

Render Config

-

SM Count

-

64

Compute Units

54

4096

Shading Units

3456

256

TMUs

216

64

ROPs

96

-

Tensor Cores

-

RT Cores

54

16 KB (per CU)

L1 Cache

128 KB per Array

4 MB

L2 Cache

2 MB

Theoretical Performance

98.94 GPixel/s

Pixel Rate

244.2 GPixel/s

395.8 GTexel/s

Texture Rate

549.5 GTexel/s

25.33 TFLOPS

FP16 (half)

70.34 TFLOPS

12.66 TFLOPS

FP32 (float)

35.17 TFLOPS

791.6 GFLOPS

FP64 (double)

1099 GFLOPS

Graphics Processor

Vega 10

GPU Name

Navi 32

Vega 10 XT (215-0894200)

GPU Variant

Navi 32 XL (215-180000076)

GCN 5.0

Architecture

RDNA 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

5 nm

12.5 billion

Transistors

28.1 billion

495 mm²

Die Size

346 mm²

Board Design

295W

TDP

245W

600 W

Suggested PSU

550 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

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

2.2

1.2

Vulkan

1.3

-

CUDA

-

6.4

Shader Model

6.7

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