NVIDIA GeForce GTX 460 vs AMD Radeon R9 390 X2

VS

NVIDIA GeForce GTX 460

AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 768MB VRAM GeForce GTX 460 and 8GB VRAM Radeon R9 390 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 460 's Advantages

Lower TDP (160W vs 580W)

AMD Radeon R9 390 X2 's Advantages

Released 5 years and 2 months late

More VRAM (8GB vs 768GB)

Larger VRAM bandwidth (345.6GB/s vs 86.40GB/s)

2224 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 460

0.907 TFLOPS

Radeon R9 390 X2 +464%

5.12 TFLOPS

GeForce GTX 460

VS

Radeon R9 390 X2

Graphics Card

Jul 2010

Release Date

Sep 2015

GeForce 400

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1350 MHz

Memory

768MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

512bit

86.40GB/s

Bandwidth

345.6GB/s

Render Config

-

Compute Units

40

7

SM Count

-

336

Shading Units

2560

56

TMUs

160

24

ROPs

64

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

1024 KB

-

Theoretical Performance

9.450 GPixel/s

Pixel Rate

64.00 GPixel/s

37.80 GTexel/s

Texture Rate

160.0 GTexel/s

-

907.2 GFLOPS

FP32 (float)

5.120 TFLOPS

75.60 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

160W

TDP

580W

450 W

Suggested PSU

950 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

-

Power Connectors

4x 8-pin

Graphics Processor

GF104

GPU Name

Grenada

GF104-300-KB-A1

GPU Variant

Grenada PRO (215-0880030)

Fermi

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.95 billion

Transistors

6.2 billion

332 mm²

Die Size

438 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.3

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