ATI Mobility Radeon HD 4870 X2 vs NVIDIA Tesla M2070

Table of Contents

Graphics Processor

GPU model M98 GF100
GPU variant M98 XT (216-0732023)
Architecture TeraScale Fermi
Foundry TSMC TSMC
Manufacturing process 55 nm 40 nm
Number of transistors 956 million 3,100 million
Die size 256 mm² 529 mm²

Mobile graphics

Release date Jan 9th, 2009
Generation M9x (Mobility HD 4800)
Production End-of-life
Interface PCIe 2.0 x16
Reviews 2 in our database
Predecessor M8x
Successor Manhattan

Clocks

GPU clock 550 MHz 574 MHz
Memory clock 700 MHz 2.8 Gbps effective 783 MHz 3.1 Gbps effective
Shader clock 1150 MHz

Memory Configuration

Memory size 1024 MB 6 GB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 384 bit
Bandwidth 89.60 GB/s 150.3 GB/s

Render Configuration

Shading units 800 448
TMUs 40 56
ROPs 16 48
Compute units 10
Cache L1 16 KB (per CU) 64 KB (per SM)
Cache L2 256 KB 768 KB
SM count 14

Performance

Pixel rate 8.800 GPixel/s 16.07 GPixel/s
Texture rate 22.00 GTexel/s 32.14 GTexel/s
FP32 (float) performance 880.0 GFLOPS 1,030 GFLOPS
FP64 (double) performance 176.0 GFLOPS (1:5) 515.2 GFLOPS (1:2)

Dimensions & Outputs

TDP unknown 225 W
Outputs No outputs No outputs
Slot width Dual-slot
Length 248 mm 9.8 inches
Suggested PSU 550 W
Power connectors 1x 6-pin + 1x 8-pin

API Support & Features

DirectX 10.1 (10_1) 12 (11_0)
OpenGL 3.3 4.6
OpenCL 1.1 1.1
Vulkan
Shader model 4.1 5.1
CUDA 2.0

Other Features

Graphics Card

Release date Jul 25th, 2011
Generation Tesla
Production End-of-life
Launch price 3,099 USD
Interface PCIe 2.0 x16

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