AMD Radeon R9 390X vs ATI Radeon HD 2600 XT X2

VS

AMD Radeon R9 390X ATI Radeon HD 2600 XT X2

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 512MB VRAM Radeon HD 2600 XT X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390X 's Advantages

Released 7 years and 11 months late

Larger VRAM bandwidth (384.0GB/s vs 25.60GB/s)

2696 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 390X +2980%

5.914 TFLOPS

Radeon HD 2600 XT X2

0.192 TFLOPS

Radeon R9 390X

VS

Radeon HD 2600 XT X2

Graphics Card

Jun 2015

Release Date

Jul 2007

Pirate Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1500 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

128bit

384.0GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

44

Compute Units

3

2816

Shading Units

120

176

TMUs

8

64

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

64 KB

Theoretical Performance

67.20 GPixel/s

Pixel Rate

3.200 GPixel/s

184.8 GTexel/s

Texture Rate

6.400 GTexel/s

-

FP16 (half)

-

5.914 TFLOPS

FP32 (float)

192.0 GFLOPS

739.2 GFLOPS

FP64 (double)

-

Graphics Processor

Grenada

GPU Name

RV630

Grenada XT (215-0880004)

GPU Variant

-

GCN 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

6.2 billion

Transistors

0.39 billion

438 mm²

Die Size

153 mm²

Board Design

275W

TDP

Unknown

600 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

4x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (12_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

4.0

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