AMD Radeon R9 270 1024SP vs AMD Radeon RX 570 X2

VS

AMD Radeon R9 270 1024SP AMD Radeon RX 570 X2

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 8GB VRAM Radeon RX 570 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270 1024SP 's Advantages

Lower TDP (150W vs 180W)

AMD Radeon RX 570 X2 's Advantages

Boost Clock has increased by 30% (1206MHz vs 925MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (268.8GB/s vs 153.6GB/s)

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 270 1024SP

1.894 TFLOPS

Radeon RX 570 X2 +160%

4.94 TFLOPS

Radeon R9 270 1024SP

VS

Radeon RX 570 X2

Graphics Card

Mar 2015

Release Date

Unknown

Volcanic Islands

Generation

Mining GPUs

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

1120 MHz

925 MHz

Boost Clock

1206 MHz

1200 MHz

Memory Clock

2100 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

268.8GB/s

Render Config

-

SM Count

-

16

Compute Units

32

1024

Shading Units

2048

64

TMUs

128

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

2 MB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

38.59 GPixel/s

59.20 GTexel/s

Texture Rate

154.4 GTexel/s

-

FP16 (half)

4.940 TFLOPS

1.894 TFLOPS

FP32 (float)

4.940 TFLOPS

118.4 GFLOPS

FP64 (double)

308.7 GFLOPS

Graphics Processor

Pitcairn

GPU Name

Polaris 20

Pitcairn PRO (215-0828062)

GPU Variant

Polaris 20 XL (215-0910052)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

5.7 billion

212 mm²

Die Size

232 mm²

Board Design

150W

TDP

180W

450 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.0b

1x 6-pin

Power Connectors

2x 8-pin

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

CUDA

-

5.1

Shader Model

6.4

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