ATI Radeon X1950 GT vs ATI Radeon HD 4450

VS

ATI Radeon X1950 GT

ATI Radeon HD 4450

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1950 GT and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1950 GT 's Advantages

Larger VRAM bandwidth (38.40GB/s vs 6.400GB/s)

ATI Radeon HD 4450 's Advantages

Released 4 years and 10 months late

More VRAM (512GB vs 256GB)

80 additional rendering cores

Lower TDP (25W vs 57W)

Score

Radeon X1950 GT

VS

Radeon HD 4450

Graphics Card

Jan 2007

Release Date

Nov 2011

Radeon R500 PCIe

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

600 MHz

Memory Clock

400 MHz

Memory

256MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

256bit

Memory Bus

64bit

38.40GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

1

-

Shading Units

80

12

TMUs

8

12

ROPs

4

-

L1 Cache

16 KB (per CU)

-

L2 Cache

64 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

2.400 GPixel/s

6.000 GTexel/s

Texture Rate

4.800 GTexel/s

-

FP32 (float)

96.00 GFLOPS

-

Board Design

57W

TDP

25W

250 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

1x 6-pin

Power Connectors

None

Graphics Processor

RV570

GPU Name

RV710

RV570 XL

GPU Variant

RV710 (215-0725016)

R500

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

55 nm

0.33 billion

Transistors

0.242 billion

230 mm²

Die Size

73 mm²

Graphics Features

9.0c (9_3)

DirectX

10.1 (10_1)

2.1 (full) 3.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

3.0

Shader Model

4.1

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