Intel Xe DG1 vs ATI Radeon HD 2900 XT

VS

Intel Xe DG1

ATI Radeon HD 2900 XT

We compared two Desktop platform GPUs: 4GB VRAM Xe DG1 and 512MB VRAM Radeon HD 2900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Xe DG1 's Advantages

Boost Clock1550MHz

More VRAM (4GB vs 512GB)

320 additional rendering cores

Lower TDP (30W vs 215W)

ATI Radeon HD 2900 XT 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 68.26GB/s)

Score

Benchmark

FP32 (float)

Xe DG1 +316%

1.984 TFLOPS

Radeon HD 2900 XT

0.476 TFLOPS

Xe DG1

VS

Radeon HD 2900 XT

Graphics Card

Unknown

Release Date

May 2007

Xe Graphics

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

900 MHz

Base Clock

-

1550 MHz

Boost Clock

-

2133 MHz

Memory Clock

828 MHz

Memory

4GB

Memory Size

512MB

LPDDR4X

Memory Type

GDDR3

128bit

Memory Bus

512bit

68.26GB/s

Bandwidth

106.0GB/s

Render Config

-

Compute Units

4

-

640

Shading Units

320

40

TMUs

16

20

ROPs

16

-

1024 KB

L2 Cache

256 KB

16 MB

L3 Cache

-

Theoretical Performance

31.00 GPixel/s

Pixel Rate

11.89 GPixel/s

62.00 GTexel/s

Texture Rate

11.89 GTexel/s

3.968 TFLOPS

FP16 (half)

-

1.984 TFLOPS

FP32 (float)

475.5 GFLOPS

496.0 GFLOPS

FP64 (double)

-

Board Design

30W

TDP

215W

200 W

Suggested PSU

550 W

1x HDMI 3x DisplayPort

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

DG1

GPU Name

R600

-

GPU Variant

R600 XT (215RGMDKA13FG)

Generation 12.1

Architecture

TeraScale

Intel

Foundry

TSMC

10 nm

Process Size

80 nm

Unknown

Transistors

0.72 billion

95 mm²

Die Size

420 mm²

Graphics Features

12 (12_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

3.0

OpenCL

N/A

1.3

Vulkan

N/A

-

6.4

Shader Model

4.0

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