NVIDIA GeForce GTS 450 vs AMD Radeon R9 390X

VS

NVIDIA GeForce GTS 450 AMD Radeon R9 390X

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 450 and 8GB VRAM Radeon R9 390X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 450 's Advantages

Lower TDP (106W vs 275W)

AMD Radeon R9 390X 's Advantages

Released 4 years and 9 months late

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (384.0GB/s vs 57.73GB/s)

2624 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 450

0.601 TFLOPS

Radeon R9 390X +884%

5.914 TFLOPS

GeForce GTS 450

VS

Radeon R9 390X

Graphics Card

Sep 2010

Release Date

Jun 2015

GeForce 400

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

902 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

512bit

57.73GB/s

Bandwidth

384.0GB/s

Render Config

4

SM Count

-

Compute Units

44

192

Shading Units

2816

32

TMUs

176

16

ROPs

64

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

Theoretical Performance

6.264 GPixel/s

Pixel Rate

67.20 GPixel/s

25.06 GTexel/s

Texture Rate

184.8 GTexel/s

-

FP16 (half)

-

601.3 GFLOPS

FP32 (float)

5.914 TFLOPS

50.11 GFLOPS

FP64 (double)

739.2 GFLOPS

Graphics Processor

GF106

GPU Name

Grenada

GF106-250-KA-A1

GPU Variant

Grenada XT (215-0880004)

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

Board Design

106W

TDP

275W

300 W

Suggested PSU

600 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

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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