ATI Radeon HD 2900 XTX vs AMD Radeon R5 330 OEM

VS

ATI Radeon HD 2900 XTX AMD Radeon R5 330 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 2900 XTX and 2GB VRAM Radeon R5 330 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 2900 XTX 's Advantages

Larger VRAM bandwidth (106.0GB/s vs 14.40GB/s)

AMD Radeon R5 330 OEM 's Advantages

Boost Clock855MHz

Lower TDP (50W vs 240W)

Score

Benchmark

FP32 (float)

Radeon HD 2900 XTX

0.476 TFLOPS

Radeon R5 330 OEM +14%

0.547 TFLOPS

Radeon HD 2900 XTX

VS

Radeon R5 330 OEM

Graphics Card

Unknown

Release Date

May 2015

Radeon R600

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

830 MHz

-

Boost Clock

855 MHz

828 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

512bit

Memory Bus

64bit

106.0GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

4

Compute Units

5

320

Shading Units

320

16

TMUs

20

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

11.89 GPixel/s

Pixel Rate

6.840 GPixel/s

11.89 GTexel/s

Texture Rate

17.10 GTexel/s

-

FP16 (half)

-

475.5 GFLOPS

FP32 (float)

547.2 GFLOPS

-

FP64 (double)

-

Graphics Processor

R600

GPU Name

Hainan

R600 XTX A11 (215RGMDKA11FG)

GPU Variant

-

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.72 billion

Transistors

0.69 billion

420 mm²

Die Size

56 mm²

Board Design

240W

TDP

50W

550 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

No outputs

2x 6-pin

Power Connectors

None

Graphics Features

10.0 (10_0)

DirectX

12 (11_1)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

1.2

N/A

Vulkan

1.2

-

CUDA

-

4.0

Shader Model

5.1

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