AMD Radeon RX Vega 64 vs AMD Radeon Sky 500

VS

AMD Radeon RX Vega 64 AMD Radeon Sky 500

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 and 4GB VRAM Radeon Sky 500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 64 's Advantages

Released 4 years and 5 months late

Boost Clock1546MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (483.8GB/s vs 153.6GB/s)

2816 additional rendering cores

AMD Radeon Sky 500 's Advantages

Lower TDP (150W vs 295W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 +420%

12.66 TFLOPS

Radeon Sky 500

2.432 TFLOPS

Radeon RX Vega 64

VS

Radeon Sky 500

Graphics Card

Aug 2017

Release Date

Mar 2013

Vega

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1247 MHz

Base Clock

-

1546 MHz

Boost Clock

-

945 MHz

Memory Clock

1200 MHz

Memory

8GB

Memory Size

4GB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

256bit

483.8GB/s

Bandwidth

153.6GB/s

Render Config

-

SM Count

-

64

Compute Units

20

4096

Shading Units

1280

256

TMUs

80

64

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

Theoretical Performance

98.94 GPixel/s

Pixel Rate

30.40 GPixel/s

395.8 GTexel/s

Texture Rate

76.00 GTexel/s

25.33 TFLOPS

FP16 (half)

-

12.66 TFLOPS

FP32 (float)

2.432 TFLOPS

791.6 GFLOPS

FP64 (double)

152.0 GFLOPS

Graphics Processor

Vega 10

GPU Name

Pitcairn

Vega 10 XT (215-0894200)

GPU Variant

Pitcairn XT GL (215-0828073)

GCN 5.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

12.5 billion

Transistors

2.8 billion

495 mm²

Die Size

212 mm²

Board Design

295W

TDP

150W

600 W

Suggested PSU

450 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DisplayPort 1.2

2x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

5.1

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