NVIDIA GeForce GTX 490 vs AMD Radeon R7 250X

VS

NVIDIA GeForce GTX 490 AMD Radeon R7 250X

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 1024MB VRAM Radeon R7 250X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (164.0GB/s vs 72.00GB/s)

AMD Radeon R7 250X 's Advantages

160 additional rendering cores

Lower TDP (80W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 490

1.166 TFLOPS

Radeon R7 250X +4%

1.216 TFLOPS

GeForce GTX 490

VS

Radeon R7 250X

Graphics Card

Unknown

Release Date

Feb 2014

GeForce 400

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

854 MHz

Memory Clock

1125 MHz

Memory

1536MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

164.0GB/s

Bandwidth

72.00GB/s

Render Config

15

SM Count

-

Compute Units

10

480

Shading Units

640

60

TMUs

40

48

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

256 KB

Theoretical Performance

18.24 GPixel/s

Pixel Rate

15.20 GPixel/s

36.48 GTexel/s

Texture Rate

38.00 GTexel/s

-

FP16 (half)

-

1166 GFLOPS

FP32 (float)

1216 GFLOPS

145.8 GFLOPS

FP64 (double)

76.00 GFLOPS

Graphics Processor

GF100

GPU Name

Cape Verde

GF100-375-A3

GPU Variant

Cape Verde XT

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

3.1 billion

Transistors

1.5 billion

529 mm²

Die Size

123 mm²

Board Design

365W

TDP

80W

750 W

Suggested PSU

250 W

3x DVI 1x mini-DisplayPort

Outputs

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

2x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.0

CUDA

-

5.1

Shader Model

5.1

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