AMD Radeon R9 270X vs AMD Radeon RX Vega 56

VS

AMD Radeon R9 270X

AMD Radeon RX Vega 56

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 8GB VRAM Radeon RX Vega 56 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages

Lower TDP (180W vs 210W)

AMD Radeon RX Vega 56 's Advantages

Released 3 years and 10 months late

Boost Clock has increased by 40% (1471MHz vs 1050MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (409.6GB/s vs 179.2GB/s)

2304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270X

2.688 TFLOPS

Radeon RX Vega 56 +292%

10.54 TFLOPS

3DMark Time Spy

Radeon R9 270X

1769

Radeon RX Vega 56 +288%

6878

Radeon R9 270X

VS

Radeon RX Vega 56

Graphics Card

Oct 2013

Release Date

Aug 2017

Volcanic Islands

Generation

Vega

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1000 MHz

Base Clock

1156 MHz

1050 MHz

Boost Clock

1471 MHz

1400 MHz

Memory Clock

800 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

2048bit

179.2GB/s

Bandwidth

409.6GB/s

Render Config

20

Compute Units

56

-

1280

Shading Units

3584

80

TMUs

224

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

33.60 GPixel/s

Pixel Rate

94.14 GPixel/s

84.00 GTexel/s

Texture Rate

329.5 GTexel/s

-

FP16 (half)

21.09 TFLOPS

2.688 TFLOPS

FP32 (float)

10.54 TFLOPS

168.0 GFLOPS

FP64 (double)

659.0 GFLOPS

Board Design

180W

TDP

210W

450 W

Suggested PSU

550 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Curacao

GPU Name

Vega 10

Curacao XT (215-0848004)

GPU Variant

Vega 10 XL (215-0894216)

GCN 1.0

Architecture

GCN 5.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

12.5 billion

212 mm²

Die Size

495 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

5.1

Shader Model

6.4

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