ATI Radeon HD 2900 XT vs ATI Radeon HD 2900 GT

VS

ATI Radeon HD 2900 XT

ATI Radeon HD 2900 GT

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XT and 256MB VRAM Radeon HD 2900 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XT 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (106.0GB/s vs 51.20GB/s)

80 additional rendering cores

ATI Radeon HD 2900 GT 's Advantages

Released 6 months late

Lower TDP (150W vs 215W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XT +65%

0.476 TFLOPS

Radeon HD 2900 GT

0.288 TFLOPS

Radeon HD 2900 XT

VS

Radeon HD 2900 GT

Graphics Card

May 2007

Release Date

Nov 2007

Radeon R600

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

828 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

512bit

Memory Bus

256bit

106.0GB/s

Bandwidth

51.20GB/s

Render Config

4

Compute Units

3

-

320

Shading Units

240

16

TMUs

12

16

ROPs

12

-

256 KB

L2 Cache

128 KB

-

Theoretical Performance

11.89 GPixel/s

Pixel Rate

7.212 GPixel/s

11.89 GTexel/s

Texture Rate

7.212 GTexel/s

-

475.5 GFLOPS

FP32 (float)

288.5 GFLOPS

-

Board Design

215W

TDP

150W

550 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

R600

GPU Name

R600

R600 XT (215RGMDKA13FG)

GPU Variant

R600 GT (215RGFDKA13FG)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

80 nm

Process Size

80 nm

0.72 billion

Transistors

0.72 billion

420 mm²

Die Size

420 mm²

Graphics Features

10.0 (10_0)

DirectX

10.0 (10_0)

3.3 (full) 4.0 (partial)

OpenGL

3.3 (full) 4.0 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

4.0

Shader Model

4.0

Related GPU Comparisons

1

ATI Radeon HD 2900 XT vs NVIDIA A40 PCIe

2

ATI Radeon HD 2900 XT vs NVIDIA GeForce GTX 470 X2

3

ATI Radeon HD 2900 XT vs ATI Radeon HD 4350 AGP

4

ATI Radeon HD 2900 XT vs NVIDIA GeForce RTX 5070 Ti

5

ATI Radeon HD 2900 XT vs NVIDIA GeForce 9800 GT Rebrand

6

ATI Radeon HD 2900 XT vs AMD Radeon Pro WX 2100

7

ATI Radeon HD 2900 XT vs NVIDIA GeForce GTX 1630

8

ATI Radeon HD 2900 XT vs ATI Radeon HD 3830

9

ATI Radeon HD 2900 XT vs AMD Radeon HD 8570 OEM

10

ATI Radeon HD 2900 XT vs ATI FirePro 2270 PCIe x1

Related News

1

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

2

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

3

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

4

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

5

CXMT Reportedly Achieves 80% Yield in DDR5 Production

6

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

7

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

8

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

9

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

10

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers