AMD Radeon RX 550X 640SP vs AMD Radeon HD 7950 Monica BIOS 1

VS

AMD Radeon RX 550X 640SP

AMD Radeon HD 7950 Monica BIOS 1

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550X 640SP and 3GB VRAM Radeon HD 7950 Monica BIOS 1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 640SP 's Advantages

Released 6 years and 3 months late

Boost Clock1071MHz

Lower TDP (60W vs 185W)

AMD Radeon HD 7950 Monica BIOS 1 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (240.0GB/s vs 96.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550X 640SP

1.371 TFLOPS

Radeon HD 7950 Monica BIOS 1 +107%

2.842 TFLOPS

Radeon RX 550X 640SP

VS

Radeon HD 7950 Monica BIOS 1

Graphics Card

Apr 2018

Release Date

Jan 2012

Polaris

Generation

Southern 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

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

96.00GB/s

Bandwidth

240.0GB/s

Render Config

10

Compute Units

24

-

640

Shading Units

1536

40

TMUs

96

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

768 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

29.60 GPixel/s

42.84 GTexel/s

Texture Rate

88.80 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

2.842 TFLOPS

85.68 GFLOPS

FP64 (double)

710.4 GFLOPS

Board Design

60W

TDP

185W

250 W

Suggested PSU

450 W

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

Outputs

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

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Baffin

GPU Name

Tahiti

Baffin LE

GPU Variant

Tahiti PRO (215-0821056)

GCN 4.0

Architecture

GCN 1.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

4.313 billion

123 mm²

Die Size

352 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

Vulkan

1.2

-

6.4

Shader Model

5.1

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