AMD Radeon 550X 640SP vs ATI Radeon X1950 GT

VS

AMD Radeon 550X 640SP ATI Radeon X1950 GT

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 256MB VRAM Radeon X1950 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 11 years and 3 months late

Boost Clock1071MHz

Larger VRAM bandwidth (48.00GB/s vs 38.40GB/s)

640 additional rendering cores

Lower TDP (50W vs 57W)

Score

Radeon 550X 640SP

VS

Radeon X1950 GT

Graphics Card

Apr 2018

Release Date

Jan 2007

Polaris

Generation

Radeon R500 PCIe

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

600 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

38.40GB/s

Render Config

-

SM Count

-

10

Compute Units

-

640

Shading Units

-

40

TMUs

12

16

ROPs

12

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

6.000 GPixel/s

42.84 GTexel/s

Texture Rate

6.000 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

-

85.68 GFLOPS

FP64 (double)

-

Graphics Processor

Lexa

GPU Name

RV570

Lexa PRO (215-0904018)

GPU Variant

RV570 XL

GCN 4.0

Architecture

R500

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

2.2 billion

Transistors

0.33 billion

103 mm²

Die Size

230 mm²

Board Design

50W

TDP

57W

250 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1 (full) 3.0 (partial)

2.1

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

3.0

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