NVIDIA GeForce GTX 780 Ti vs AMD Radeon HD 8770 OEM

VS

NVIDIA GeForce GTX 780 Ti

AMD Radeon HD 8770 OEM

We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Ti and 1024MB VRAM Radeon HD 8770 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780 Ti 's Advantages

Boost Clock928MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (336.6GB/s vs 96.00GB/s)

1984 additional rendering cores

AMD Radeon HD 8770 OEM 's Advantages

Lower TDP (85W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 780 Ti +184%

5.345 TFLOPS

Radeon HD 8770 OEM

1.882 TFLOPS

GeForce GTX 780 Ti

VS

Radeon HD 8770 OEM

Graphics Card

Nov 2013

Release Date

Sep 2013

GeForce 700

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

875 MHz

Base Clock

-

928 MHz

Boost Clock

-

1753 MHz

Memory Clock

1500 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

128bit

336.6GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

14

-

2880

Shading Units

896

240

TMUs

56

48

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

256 KB

-

Theoretical Performance

55.68 GPixel/s

Pixel Rate

16.80 GPixel/s

222.7 GTexel/s

Texture Rate

58.80 GTexel/s

-

5.345 TFLOPS

FP32 (float)

1.882 TFLOPS

222.7 GFLOPS

FP64 (double)

117.6 GFLOPS

Board Design

250W

TDP

85W

600 W

Suggested PSU

250 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

GK110B

GPU Name

Bonaire

GK110-425-B1

GPU Variant

Bonaire XT (215-0839039)

Kepler

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

7.08 billion

Transistors

2.08 billion

561 mm²

Die Size

160 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.1

Vulkan

1.2

3.5

CUDA

-

5.1

Shader Model

6.3

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