AMD Radeon RX Vega 64 vs AMD Radeon RX 7700

VS

AMD Radeon RX Vega 64 AMD Radeon RX 7700

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 and 12GB VRAM Radeon RX 7700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 64 's Advantages

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

1024 additional rendering cores

AMD Radeon RX 7700 's Advantages

Released 5 years and 5 months late

Boost Clock has increased by 68% (2600MHz vs 1546MHz)

More VRAM (12GB vs 8GB)

Lower TDP (200W vs 295W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64

12.66 TFLOPS

Radeon RX 7700 +152%

31.95 TFLOPS

Radeon RX Vega 64

VS

Radeon RX 7700

Graphics Card

Aug 2017

Release Date

Jan 2023

Vega

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1247 MHz

Base Clock

1900 MHz

1546 MHz

Boost Clock

2600 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

48

4096

Shading Units

3072

256

TMUs

192

64

ROPs

96

-

Tensor Cores

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB per Array

4 MB

L2 Cache

2 MB

Theoretical Performance

98.94 GPixel/s

Pixel Rate

249.6 GPixel/s

395.8 GTexel/s

Texture Rate

499.2 GTexel/s

25.33 TFLOPS

FP16 (half)

63.90 TFLOPS

12.66 TFLOPS

FP32 (float)

31.95 TFLOPS

791.6 GFLOPS

FP64 (double)

998.4 GFLOPS

Graphics Processor

Vega 10

GPU Name

Navi 32

Vega 10 XT (215-0894200)

GPU Variant

Navi 32

GCN 5.0

Architecture

RDNA 3.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

5 nm

12.5 billion

Transistors

Unknown

495 mm²

Die Size

346 mm²

Board Design

295W

TDP

200W

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

1x 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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