AMD Radeon R9 390 vs NVIDIA GeForce GTX 260

VS

AMD Radeon R9 390 NVIDIA GeForce GTX 260

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

Main Differences

AMD Radeon R9 390 's Advantages

Released 7 years late

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

2368 additional rendering cores

NVIDIA GeForce GTX 260 's Advantages

Lower TDP (182W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390 +973%

5.12 TFLOPS

GeForce GTX 260

0.477 TFLOPS

Radeon R9 390

VS

GeForce GTX 260

Graphics Card

Jun 2015

Release Date

Jun 2008

Pirate Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1500 MHz

Memory Clock

999 MHz

Memory

8GB

Memory Size

896MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

448bit

384.0GB/s

Bandwidth

111.9GB/s

Render Config

-

SM Count

24

40

Compute Units

-

2560

Shading Units

192

160

TMUs

64

ROPs

28

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

224 KB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

16.13 GPixel/s

160.0 GTexel/s

Texture Rate

36.86 GTexel/s

-

FP16 (half)

-

5.120 TFLOPS

FP32 (float)

476.9 GFLOPS

640.0 GFLOPS

FP64 (double)

59.62 GFLOPS

Graphics Processor

Grenada

GPU Name

GT200

Grenada PRO (215-0880030)

GPU Variant

G200-100-A2

GCN 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

6.2 billion

Transistors

1.4 billion

438 mm²

Die Size

576 mm²

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 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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