NVIDIA GeForce GTS 450 OEM vs AMD Radeon R9 390 X2

VS

NVIDIA GeForce GTS 450 OEM

AMD Radeon R9 390 X2

We compared two Desktop platform GPUs: 512MB VRAM GeForce GTS 450 OEM 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 GTS 450 OEM 's Advantages

Lower TDP (106W vs 580W)

AMD Radeon R9 390 X2 's Advantages

Released 5 years late

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (345.6GB/s vs 57.73GB/s)

2416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450 OEM

0.451 TFLOPS

Radeon R9 390 X2 +1035%

5.12 TFLOPS

GeForce GTS 450 OEM

VS

Radeon R9 390 X2

Graphics Card

Sep 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

-

902 MHz

Memory Clock

1350 MHz

Memory

512MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

512bit

57.73GB/s

Bandwidth

345.6GB/s

Render Config

-

Compute Units

40

3

SM Count

-

144

Shading Units

2560

24

TMUs

160

16

ROPs

64

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

4.698 GPixel/s

Pixel Rate

64.00 GPixel/s

18.79 GTexel/s

Texture Rate

160.0 GTexel/s

-

451.0 GFLOPS

FP32 (float)

5.120 TFLOPS

37.58 GFLOPS

FP64 (double)

640.0 GFLOPS

Board Design

106W

TDP

580W

300 W

Suggested PSU

950 W

1x DVI 1x DisplayPort 1x VGA

Outputs

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

1x 6-pin

Power Connectors

4x 8-pin

Graphics Processor

GF106

GPU Name

Grenada

-

GPU Variant

Grenada PRO (215-0880030)

Fermi

Architecture

GCN 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.17 billion

Transistors

6.2 billion

238 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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