AMD Radeon RX 455 OEM vs NVIDIA GeForce GT 340 OEM

VS

AMD Radeon RX 455 OEM

NVIDIA GeForce GT 340 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM and 1024MB VRAM GeForce GT 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 455 OEM 's Advantages

Released 6 years and 4 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (104.0GB/s vs 27.20GB/s)

672 additional rendering cores

NVIDIA GeForce GT 340 OEM 's Advantages

Lower TDP (69W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 455 OEM +527%

1.613 TFLOPS

GeForce GT 340 OEM

0.257 TFLOPS

Radeon RX 455 OEM

VS

GeForce GT 340 OEM

Graphics Card

Jun 2016

Release Date

Feb 2010

Arctic Islands

Generation

GeForce 300

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1625 MHz

Memory Clock

850 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

104.0GB/s

Bandwidth

27.20GB/s

Render Config

12

Compute Units

-

SM Count

12

768

Shading Units

96

48

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

16.80 GPixel/s

Pixel Rate

4.400 GPixel/s

50.40 GTexel/s

Texture Rate

17.60 GTexel/s

-

1.613 TFLOPS

FP32 (float)

257.3 GFLOPS

100.8 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

69W

300 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

Tobago

GPU Name

GT215

Tobago PRO (215-0875010)

GPU Variant

GT215-301-A3

GCN 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

0.727 billion

160 mm²

Die Size

144 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.2

6.3

Shader Model

4.1

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