AMD Radeon R7 265X OEM vs NVIDIA GeForce 8400 GS PCI

VS

AMD Radeon R7 265X OEM

NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 265X OEM and 512MB VRAM GeForce 8400 GS PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 265X OEM 's Advantages

Released 6 years and 8 months late

Boost Clock925MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (179.2GB/s vs 5.328GB/s)

1272 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 150W)

Score

Benchmark

FP32 (float)

Radeon R7 265X OEM +10663%

2.368 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

Radeon R7 265X OEM

VS

GeForce 8400 GS PCI

Graphics Card

Aug 2014

Release Date

Dec 2007

Volcanic Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCI

Clock Speeds

900 MHz

Base Clock

-

925 MHz

Boost Clock

-

1400 MHz

Memory Clock

333 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

179.2GB/s

Bandwidth

5.328GB/s

Render Config

20

Compute Units

-

SM Count

1

1280

Shading Units

8

80

TMUs

4

32

ROPs

4

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

2.268 GPixel/s

74.00 GTexel/s

Texture Rate

2.268 GTexel/s

-

2.368 TFLOPS

FP32 (float)

22.40 GFLOPS

148.0 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

25W

450 W

Suggested PSU

200 W

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

Outputs

1x S-Video 1x DMS-59

1x 6-pin

Power Connectors

None

Graphics Processor

Curacao

GPU Name

G98

Curacao PRO (215-0848000)

GPU Variant

G98-400-U2

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

2.8 billion

Transistors

0.21 billion

212 mm²

Die Size

86 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

5.1

Shader Model

4.0

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