AMD Radeon RX 550X 640SP vs AMD Radeon VII

VS

AMD Radeon RX 550X 640SP

AMD Radeon VII

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550X 640SP and 16GB VRAM Radeon VII to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 640SP 's Advantages

Lower TDP (60W vs 295W)

AMD Radeon VII 's Advantages

Released 10 months late

Boost Clock has increased by 63% (1750MHz vs 1071MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1020GB/s vs 96.00GB/s)

3200 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550X 640SP

1.371 TFLOPS

Radeon VII +880%

13.44 TFLOPS

Radeon RX 550X 640SP

VS

Radeon VII

Graphics Card

Apr 2018

Release Date

Feb 2019

Polaris

Generation

Vega II

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1019 MHz

Base Clock

1400 MHz

1071 MHz

Boost Clock

1750 MHz

1500 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

HBM2

128bit

Memory Bus

4096bit

96.00GB/s

Bandwidth

1020GB/s

Render Config

10

Compute Units

60

-

640

Shading Units

3840

40

TMUs

240

16

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

4 MB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

112.0 GPixel/s

42.84 GTexel/s

Texture Rate

420.0 GTexel/s

1371 GFLOPS

FP16 (half)

26.88 TFLOPS

1371 GFLOPS

FP32 (float)

13.44 TFLOPS

85.68 GFLOPS

FP64 (double)

3.360 TFLOPS

Board Design

60W

TDP

295W

250 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

2x 8-pin

Graphics Processor

Baffin

GPU Name

Vega 20

Baffin LE

GPU Variant

Vega 20 XT

GCN 4.0

Architecture

GCN 5.1

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

3 billion

Transistors

13.23 billion

123 mm²

Die Size

331 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.7

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