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

VS

AMD Radeon HD 7950 Monica BIOS 1

AMD Radeon RX 550 640SP

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

Main Differences

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

AMD Radeon RX 550 640SP 's Advantages

Released 5 years and 9 months late

Boost Clock1071MHz

Lower TDP (60W vs 185W)

Score

Benchmark

FP32 (float)

Radeon HD 7950 Monica BIOS 1 +107%

2.842 TFLOPS

Radeon RX 550 640SP

1.371 TFLOPS

Radeon HD 7950 Monica BIOS 1

VS

Radeon RX 550 640SP

Graphics Card

Jan 2012

Release Date

Oct 2017

Southern Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1019 MHz

-

Boost Clock

1071 MHz

1250 MHz

Memory Clock

1500 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

240.0GB/s

Bandwidth

96.00GB/s

Render Config

24

Compute Units

10

-

1536

Shading Units

640

96

TMUs

40

32

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

1024 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

17.14 GPixel/s

88.80 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

2.842 TFLOPS

FP32 (float)

1371 GFLOPS

710.4 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

185W

TDP

60W

450 W

Suggested PSU

250 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

Baffin

Tahiti PRO (215-0821056)

GPU Variant

Baffin LE

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

4.313 billion

Transistors

3 billion

352 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2

-

5.1

Shader Model

6.4

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