AMD Radeon 550X 640SP vs ATI Radeon HD 2400 XT

VS

AMD Radeon 550X 640SP

ATI Radeon HD 2400 XT

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 256MB VRAM ATI Radeon HD 2400 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 10 years and 10 months late

Boost Clock1071MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (48.00GB/s vs 8.000GB/s)

600 additional rendering cores

ATI Radeon HD 2400 XT 's Advantages

Lower TDP (25W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 550X 640SP +2536%

1.371 TFLOPS

ATI Radeon HD 2400 XT

0.052 TFLOPS

Radeon 550X 640SP

VS

ATI Radeon HD 2400 XT

Graphics Card

Apr 2018

Release Date

Jun 2007

Polaris

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

500 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

8.000GB/s

Render Config

10

Compute Units

2

-

640

Shading Units

40

TMUs

4

16

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

2.600 GPixel/s

42.84 GTexel/s

Texture Rate

2.600 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

52.00 GFLOPS

85.68 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

25W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

RV610

Lexa PRO (215-0904018)

GPU Variant

RV610 PRO (215LKCAKA14FG)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

65 nm

2.2 billion

Transistors

0.18 billion

103 mm²

Die Size

85 mm²

Graphics Features

12 (12_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.2

Vulkan

N/A

-

6.4

Shader Model

4.0

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