NVIDIA NVS 1000 vs ATI Radeon HD 4870 Mac Edition

VS

NVIDIA NVS 1000

ATI Radeon HD 4870 Mac Edition

We compared two Desktop platform GPUs: 2GB VRAM NVS 1000 and 512MB VRAM Radeon HD 4870 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA NVS 1000 's Advantages

More VRAM (2GB vs 512GB)

Lower TDP (35W vs 150W)

ATI Radeon HD 4870 Mac Edition 's Advantages

Larger VRAM bandwidth (108.8GB/s vs 28.51GB/s)

608 additional rendering cores

Score

Benchmark

FP32 (float)

NVS 1000

0.306 TFLOPS

Radeon HD 4870 Mac Edition +292%

1.2 TFLOPS

NVS 1000

VS

Radeon HD 4870 Mac Edition

Graphics Card

Unknown

Release Date

Jan 2009

NVS

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

891 MHz

Memory Clock

850 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.51GB/s

Bandwidth

108.8GB/s

Render Config

-

Compute Units

10

-

192

Shading Units

800

16

TMUs

40

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

3.188 GPixel/s

Pixel Rate

12.00 GPixel/s

12.75 GTexel/s

Texture Rate

30.00 GTexel/s

-

306.0 GFLOPS

FP32 (float)

1200 GFLOPS

12.75 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

35W

TDP

150W

200 W

Suggested PSU

450 W

4x mini-DisplayPort 1.2

Outputs

1x DVI 1x mini-DisplayPort 1.0

-

Power Connectors

2x 6-pin

Graphics Processor

GK107

GPU Name

RV770

-

GPU Variant

RV770 XT Mac (215-0669080)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.27 billion

Transistors

0.956 billion

118 mm²

Die Size

256 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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