AMD Radeon R9 390 vs NVIDIA GeForce GTX 460

VS

AMD Radeon R9 390

NVIDIA GeForce GTX 460

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390 and 768MB VRAM GeForce GTX 460 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390 's Advantages

Released 4 years and 11 months late

More VRAM (8GB vs 768GB)

Larger VRAM bandwidth (384.0GB/s vs 86.40GB/s)

2224 additional rendering cores

NVIDIA GeForce GTX 460 's Advantages

Lower TDP (160W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 390 +464%

5.12 TFLOPS

GeForce GTX 460

0.907 TFLOPS

Radeon R9 390

VS

GeForce GTX 460

Graphics Card

Jun 2015

Release Date

Jul 2010

Pirate Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

768MB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

192bit

384.0GB/s

Bandwidth

86.40GB/s

Render Config

40

Compute Units

-

SM Count

7

2560

Shading Units

336

160

TMUs

56

64

ROPs

24

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

384 KB

-

Theoretical Performance

64.00 GPixel/s

Pixel Rate

9.450 GPixel/s

160.0 GTexel/s

Texture Rate

37.80 GTexel/s

-

5.120 TFLOPS

FP32 (float)

907.2 GFLOPS

640.0 GFLOPS

FP64 (double)

75.60 GFLOPS

Board Design

275W

TDP

160W

600 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Processor

Grenada

GPU Name

GF104

Grenada PRO (215-0880030)

GPU Variant

GF104-300-KB-A1

GCN 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

6.2 billion

Transistors

1.95 billion

438 mm²

Die Size

332 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.3

Shader Model

5.1

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