AMD Radeon Sky 500 vs NVIDIA GeForce GTX 780 Ti 6 GB

VS

AMD Radeon Sky 500

NVIDIA GeForce GTX 780 Ti 6 GB

We compared two Desktop platform GPUs: 4GB VRAM Radeon Sky 500 and 6GB VRAM GeForce GTX 780 Ti 6 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 500 's Advantages

Lower TDP (150W vs 250W)

NVIDIA GeForce GTX 780 Ti 6 GB 's Advantages

Boost Clock928MHz

More VRAM (6GB vs 4GB)

Larger VRAM bandwidth (336.6GB/s vs 153.6GB/s)

1600 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Sky 500

2.432 TFLOPS

GeForce GTX 780 Ti 6 GB +119%

5.345 TFLOPS

Radeon Sky 500

VS

GeForce GTX 780 Ti 6 GB

Graphics Card

Mar 2013

Release Date

Unknown

Radeon Sky

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

875 MHz

-

Boost Clock

928 MHz

1200 MHz

Memory Clock

1753 MHz

Memory

4GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

153.6GB/s

Bandwidth

336.6GB/s

Render Config

20

Compute Units

-

1280

Shading Units

2880

80

TMUs

240

32

ROPs

48

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

1536 KB

-

Theoretical Performance

30.40 GPixel/s

Pixel Rate

55.68 GPixel/s

76.00 GTexel/s

Texture Rate

222.7 GTexel/s

-

2.432 TFLOPS

FP32 (float)

5.345 TFLOPS

152.0 GFLOPS

FP64 (double)

222.7 GFLOPS

Board Design

150W

TDP

250W

450 W

Suggested PSU

600 W

1x DisplayPort 1.2

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Pitcairn

GPU Name

GK110B

Pitcairn XT GL (215-0828073)

GPU Variant

-

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

7.08 billion

212 mm²

Die Size

561 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

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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