AMD Radeon HD 8950 OEM vs NVIDIA GeForce GTX 780

VS

AMD Radeon HD 8950 OEM

NVIDIA GeForce GTX 780

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8950 OEM and 3GB VRAM GeForce GTX 780 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8950 OEM 's Advantages

Boost Clock has increased by 3% (925MHz vs 902MHz)

Lower TDP (200W vs 250W)

NVIDIA GeForce GTX 780 's Advantages

Larger VRAM bandwidth (288.4GB/s vs 240.0GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8950 OEM

3.315 TFLOPS

GeForce GTX 780 +25%

4.156 TFLOPS

Radeon HD 8950 OEM

VS

GeForce GTX 780

Graphics Card

Jan 2013

Release Date

May 2013

Sea Islands

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

850 MHz

Base Clock

863 MHz

925 MHz

Boost Clock

902 MHz

1250 MHz

Memory Clock

1502 MHz

Memory

3GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

240.0GB/s

Bandwidth

288.4GB/s

Render Config

28

Compute Units

-

1792

Shading Units

2304

112

TMUs

192

32

ROPs

48

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

768 KB

L2 Cache

1536 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

43.30 GPixel/s

103.6 GTexel/s

Texture Rate

173.2 GTexel/s

-

3.315 TFLOPS

FP32 (float)

4.156 TFLOPS

828.8 GFLOPS

FP64 (double)

173.2 GFLOPS

Board Design

200W

TDP

250W

550 W

Suggested PSU

600 W

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

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Tahiti

GPU Name

GK110

Tahiti PRO (215-0821056)

GPU Variant

GK110-300-A1

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

7.08 billion

352 mm²

Die Size

561 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.5

5.1

Shader Model

5.1

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