AMD Radeon R9 390X vs NVIDIA GeForce GTX 260 OEM

VS

AMD Radeon R9 390X

NVIDIA GeForce GTX 260 OEM

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 1792MB VRAM GeForce GTX 260 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390X 's Advantages

Released 5 years and 6 months late

More VRAM (8GB vs 1792GB)

Larger VRAM bandwidth (384.0GB/s vs 112.9GB/s)

2624 additional rendering cores

NVIDIA GeForce GTX 260 OEM 's Advantages

Lower TDP (182W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390X +1325%

5.914 TFLOPS

GeForce GTX 260 OEM

0.415 TFLOPS

Radeon R9 390X

VS

GeForce GTX 260 OEM

Graphics Card

Jun 2015

Release Date

Dec 2009

Pirate Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

1008 MHz

Memory

8GB

Memory Size

1792MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

448bit

384.0GB/s

Bandwidth

112.9GB/s

Render Config

44

Compute Units

-

SM Count

24

2816

Shading Units

192

176

TMUs

64

ROPs

28

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

224 KB

-

Theoretical Performance

67.20 GPixel/s

Pixel Rate

14.50 GPixel/s

184.8 GTexel/s

Texture Rate

33.15 GTexel/s

-

5.914 TFLOPS

FP32 (float)

414.7 GFLOPS

739.2 GFLOPS

FP64 (double)

51.84 GFLOPS

Board Design

275W

TDP

182W

600 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Grenada

GPU Name

GT200B

Grenada XT (215-0880004)

GPU Variant

G200-103-B2

GCN 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

6.2 billion

Transistors

1.4 billion

438 mm²

Die Size

470 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.3

6.3

Shader Model

4.0

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