AMD Radeon 540 vs ATI Radeon HD 2900 XT

VS

AMD Radeon 540

ATI Radeon HD 2900 XT

We compared two Desktop platform GPUs: 1024MB VRAM AMD Radeon 540 and 512MB VRAM Radeon HD 2900 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 540 's Advantages

Released 9 years and 11 months late

More VRAM (1024GB vs 512GB)

64 additional rendering cores

Lower TDP (50W vs 215W)

ATI Radeon HD 2900 XT 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 24.00GB/s)

Score

Benchmark

FP32 (float)

AMD Radeon 540 +90%

0.908 TFLOPS

Radeon HD 2900 XT

0.476 TFLOPS

AMD Radeon 540

VS

Radeon HD 2900 XT

Graphics Card

Apr 2017

Release Date

May 2007

Polaris

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

828 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

32bit

Memory Bus

512bit

24.00GB/s

Bandwidth

106.0GB/s

Render Config

6

Compute Units

4

-

384

Shading Units

320

24

TMUs

16

ROPs

16

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

256 KB

-

Theoretical Performance

18.93 GPixel/s

Pixel Rate

11.89 GPixel/s

28.39 GTexel/s

Texture Rate

11.89 GTexel/s

908.5 GFLOPS

FP16 (half)

-

908.5 GFLOPS

FP32 (float)

475.5 GFLOPS

56.78 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

215W

250 W

Suggested PSU

550 W

2x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Lexa

GPU Name

R600

Lexa PRO (215-0904018)

GPU Variant

R600 XT (215RGMDKA13FG)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

2.2 billion

Transistors

0.72 billion

103 mm²

Die Size

420 mm²

Graphics Features

12 (12_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3 (full) 4.0 (partial)

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.7

Shader Model

4.0

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