AMD Radeon R7 350 640SP vs AMD Radeon RX 560DX

VS

AMD Radeon R7 350 640SP

AMD Radeon RX 560DX

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 350 640SP and 4GB VRAM Radeon RX 560DX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 350 640SP 's Advantages

Released 9 months late

Lower TDP (55W vs 65W)

AMD Radeon RX 560DX 's Advantages

Boost Clock1175MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (96.00GB/s vs 72.00GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 350 640SP

1.184 TFLOPS

Radeon RX 560DX +77%

2.106 TFLOPS

Radeon R7 350 640SP

VS

Radeon RX 560DX

Graphics Card

Jan 2019

Release Date

Apr 2018

Pirate Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1090 MHz

-

Boost Clock

1175 MHz

1125 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

96.00GB/s

Render Config

10

Compute Units

14

-

640

Shading Units

896

40

TMUs

56

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

14.80 GPixel/s

Pixel Rate

18.80 GPixel/s

37.00 GTexel/s

Texture Rate

65.80 GTexel/s

-

FP16 (half)

2.106 TFLOPS

1184 GFLOPS

FP32 (float)

2.106 TFLOPS

74.00 GFLOPS

FP64 (double)

131.6 GFLOPS

Board Design

55W

TDP

65W

250 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

Polaris 21

Cape Verde XT

GPU Variant

Polaris 21 XL

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.5 billion

Transistors

3 billion

123 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

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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