ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce 9800M GTS

Table of Contents

Graphics Processor

GPU model RV670 G94
GPU variant RV670 XT (215-0708005) NB9E-GT1
Architecture TeraScale Tesla
Foundry TSMC TSMC
Manufacturing process 55 nm 65 nm
Number of transistors 666 million 505 million
Die size 192 mm² 240 mm²

Graphics Card

Release date Jun 12th, 2008
Generation Radeon R600
Production End-of-life
Interface PCIe 2.0 x16
Reviews 80 in our database
Predecessor Radeon R500 PCIe
Successor Radeon R700

Clocks

GPU clock 777 MHz 600 MHz
Memory clock 1126 MHz 2.3 Gbps effective 800 MHz 1600 Mbps effective
Shader clock 1500 MHz

Memory Configuration

Memory size 512 MB 1024 MB
Memory type GDDR4 GDDR3
Memory bus width 256 bit 256 bit
Bandwidth 72.06 GB/s 51.20 GB/s

Render Configuration

Shading units 320 64
TMUs 16 32
ROPs 16 16
Compute units 4
Cache L2 256 KB 64 KB
SM count 8

Performance

Pixel rate 12.43 GPixel/s 9.600 GPixel/s
Texture rate 12.43 GTexel/s 19.20 GTexel/s
FP32 (float) performance 497.3 GFLOPS 192.0 GFLOPS
FP64 (double) performance 99.46 GFLOPS (1:5)

Dimensions & Outputs

Slot width Single-slot
Length 241 mm 9.5 inches
TDP 106 W 75 W
Suggested PSU 300 W
Outputs 2x DVI1x S-Video No outputs
Power connectors 1x 6-pin
Board number E569

API Support & Features

DirectX 10.1 (10_1) 11.1 (10_0)
OpenGL 3.3 (full) 4.0 (partial) 3.3
OpenCL 1.1
Vulkan
Shader model 4.1 4.0
CUDA 1.1

Other Features

Mobile graphics

Release date Aug 21st, 2008
Generation GeForce 9M (9800M)
Production End-of-life
Interface PCIe 2.0 x16
Predecessor GeForce 8M
Successor GeForce 100M

Compare

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