AMD Radeon 550X 640SP vs AMD Radeon R9 290X

VS

AMD Radeon 550X 640SP AMD Radeon R9 290X

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 4GB VRAM Radeon R9 290X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 4 years and 6 months late

Boost Clock1071MHz

Lower TDP (50W vs 290W)

AMD Radeon R9 290X 's Advantages

Larger VRAM bandwidth (320.0GB/s vs 48.00GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X 640SP

1.371 TFLOPS

Radeon R9 290X +310%

5.632 TFLOPS

Radeon 550X 640SP

VS

Radeon R9 290X

Graphics Card

Apr 2018

Release Date

Oct 2013

Polaris

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

512bit

48.00GB/s

Bandwidth

320.0GB/s

Render Config

-

SM Count

-

10

Compute Units

44

640

Shading Units

2816

40

TMUs

176

16

ROPs

64

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

Theoretical Performance

17.14 GPixel/s

Pixel Rate

64.00 GPixel/s

42.84 GTexel/s

Texture Rate

176.0 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

5.632 TFLOPS

85.68 GFLOPS

FP64 (double)

704.0 GFLOPS

Graphics Processor

Lexa

GPU Name

Hawaii

Lexa PRO (215-0904018)

GPU Variant

Hawaii XT (215-0852000)

GCN 4.0

Architecture

GCN 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

6.2 billion

103 mm²

Die Size

438 mm²

Board Design

50W

TDP

290W

250 W

Suggested PSU

600 W

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

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

12 (12_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.0

1.2

Vulkan

1.2

-

CUDA

-

6.4

Shader Model

6.3

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