AMD Radeon RX 550 640SP vs AMD Radeon RX 460

VS

AMD Radeon RX 550 640SP

AMD Radeon RX 460

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 640SP and 2GB VRAM Radeon RX 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 640SP 's Advantages

Released 1 years and 2 months late

Lower TDP (60W vs 75W)

AMD Radeon RX 460 's Advantages

Boost Clock has increased by 12% (1200MHz vs 1071MHz)

Larger VRAM bandwidth (112.0GB/s vs 96.00GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550 640SP

1.371 TFLOPS

Radeon RX 460 +56%

2.15 TFLOPS

Radeon RX 550 640SP

VS

Radeon RX 460

Graphics Card

Oct 2017

Release Date

Aug 2016

Polaris

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1019 MHz

Base Clock

1090 MHz

1071 MHz

Boost Clock

1200 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

112.0GB/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)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

19.20 GPixel/s

42.84 GTexel/s

Texture Rate

67.20 GTexel/s

1371 GFLOPS

FP16 (half)

2.150 TFLOPS

1371 GFLOPS

FP32 (float)

2.150 TFLOPS

85.68 GFLOPS

FP64 (double)

134.4 GFLOPS

Board Design

60W

TDP

75W

250 W

Suggested PSU

250 W

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

Outputs

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

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Baffin

Baffin LE

GPU Variant

Baffin PRO

GCN 4.0

Architecture

GCN 4.0

GlobalFoundries

Foundry

GlobalFoundries

14 nm

Process Size

14 nm

3 billion

Transistors

3 billion

123 mm²

Die Size

123 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.2

-

6.4

Shader Model

6.4

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