NVIDIA GeForce GTX 260 Rev. 2 vs AMD Radeon R9 390X

VS

NVIDIA GeForce GTX 260 Rev. 2

AMD Radeon R9 390X

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 260 Rev. 2 and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 260 Rev. 2 's Advantages

Lower TDP (182W vs 275W)

AMD Radeon R9 390X 's Advantages

Released 6 years and 11 months late

More VRAM (8GB vs 896GB)

Larger VRAM bandwidth (384.0GB/s vs 111.9GB/s)

2624 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 260 Rev. 2

0.477 TFLOPS

Radeon R9 390X +1139%

5.914 TFLOPS

GeForce GTX 260 Rev. 2

VS

Radeon R9 390X

Graphics Card

Jul 2008

Release Date

Jun 2015

GeForce 200

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

999 MHz

Memory Clock

1500 MHz

Memory

896MB

Memory Size

8GB

GDDR3

Memory Type

GDDR5

448bit

Memory Bus

512bit

111.9GB/s

Bandwidth

384.0GB/s

Render Config

-

Compute Units

44

24

SM Count

-

192

Shading Units

2816

64

TMUs

176

28

ROPs

64

-

L1 Cache

16 KB (per CU)

224 KB

L2 Cache

1024 KB

-

Theoretical Performance

16.13 GPixel/s

Pixel Rate

67.20 GPixel/s

36.86 GTexel/s

Texture Rate

184.8 GTexel/s

-

476.9 GFLOPS

FP32 (float)

5.914 TFLOPS

59.62 GFLOPS

FP64 (double)

739.2 GFLOPS

Board Design

182W

TDP

275W

450 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GT200B

GPU Name

Grenada

G200-103-B3

GPU Variant

Grenada XT (215-0880004)

Tesla 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

1.4 billion

Transistors

6.2 billion

470 mm²

Die Size

438 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

1.3

CUDA

-

4.0

Shader Model

6.3

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