AMD Radeon RX Vega 64 Limited Edition vs AMD Radeon R9 270X

VS

AMD Radeon RX Vega 64 Limited Edition

AMD Radeon R9 270X

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 Limited Edition and 2GB VRAM Radeon R9 270X 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

Released 3 years and 10 months late

Boost Clock has increased by 47% (1546MHz vs 1050MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (483.8GB/s vs 179.2GB/s)

2816 additional rendering cores

AMD Radeon R9 270X 's Advantages

Lower TDP (180W vs 295W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 Limited Edition +370%

12.66 TFLOPS

Radeon R9 270X

2.688 TFLOPS

Radeon RX Vega 64 Limited Edition

VS

Radeon R9 270X

Graphics Card

Aug 2017

Release Date

Oct 2013

Vega

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1247 MHz

Base Clock

1000 MHz

1546 MHz

Boost Clock

1050 MHz

945 MHz

Memory Clock

1400 MHz

Memory

8GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

2048bit

Memory Bus

256bit

483.8GB/s

Bandwidth

179.2GB/s

Render Config

64

Compute Units

20

-

4096

Shading Units

1280

256

TMUs

80

64

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

98.94 GPixel/s

Pixel Rate

33.60 GPixel/s

395.8 GTexel/s

Texture Rate

84.00 GTexel/s

25.33 TFLOPS

FP16 (half)

-

12.66 TFLOPS

FP32 (float)

2.688 TFLOPS

791.6 GFLOPS

FP64 (double)

168.0 GFLOPS

Board Design

295W

TDP

180W

600 W

Suggested PSU

450 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Vega 10

GPU Name

Curacao

Vega 10 XT (215-0894200)

GPU Variant

Curacao XT (215-0848004)

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

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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