AMD Radeon R9 370X vs AMD Radeon 550X 640SP

VS

AMD Radeon R9 370X AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 370X and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 370X 's Advantages

Larger VRAM bandwidth (179.2GB/s vs 48.00GB/s)

640 additional rendering cores

AMD Radeon 550X 640SP 's Advantages

Released 2 years and 8 months late

Boost Clock has increased by 4% (1071MHz vs 1030MHz)

More VRAM (4GB vs 2GB)

Lower TDP (50W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 370X +92%

2.637 TFLOPS

Radeon 550X 640SP

1.371 TFLOPS

Radeon R9 370X

VS

Radeon 550X 640SP

Graphics Card

Aug 2015

Release Date

Apr 2018

Pirate Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

980 MHz

Base Clock

1019 MHz

1030 MHz

Boost Clock

1071 MHz

1400 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

179.2GB/s

Bandwidth

48.00GB/s

Render Config

-

SM Count

-

24

Compute Units

10

1280

Shading Units

640

80

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

32.96 GPixel/s

Pixel Rate

17.14 GPixel/s

82.40 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

2.637 TFLOPS

FP32 (float)

1371 GFLOPS

164.8 GFLOPS

FP64 (double)

85.68 GFLOPS

Graphics Processor

Trinidad

GPU Name

Lexa

Trinidad XT

GPU Variant

Lexa PRO (215-0904018)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

2.8 billion

Transistors

2.2 billion

212 mm²

Die Size

103 mm²

Board Design

180W

TDP

50W

450 W

Suggested PSU

250 W

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

Outputs

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

2x 6-pin

Power Connectors

None

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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