ATI Radeon HD 5870 Eyefinity 6 vs NVIDIA GeForce GT 745M

Table of Contents

Graphics Processor

GPU model Cypress GK107
GPU variant Cypress XT (215-0735033) N14P-LP
Architecture TeraScale 2 Kepler
Foundry TSMC TSMC
Manufacturing process 40 nm 28 nm
Number of transistors 2,154 million 1,270 million
Die size 334 mm² 118 mm²

Graphics Card

Release date Mar 11th, 2010
Generation Evergreen
Production End-of-life
Launch price 479 USD
Interface PCIe 2.0 x16
Reviews 12 in our database
Predecessor Radeon R700
Successor Northern Islands

Clocks

GPU clock 850 MHz 837 MHz
Memory clock 1200 MHz 4.8 Gbps effective 900 MHz 1800 Mbps effective

Memory Configuration

Memory size 2 GB 2 GB
Memory type GDDR5 DDR3
Memory bus width 256 bit 128 bit
Bandwidth 153.6 GB/s 28.80 GB/s

Render Configuration

Shading units 1600 384
TMUs 80 32
ROPs 32 16
Compute units 20
Cache L1 8 KB (per CU) 16 KB (per SMX)
Cache L2 512 KB 256 KB
SMX count 2

Performance

Pixel rate 27.20 GPixel/s 6.696 GPixel/s
Texture rate 68.00 GTexel/s 26.78 GTexel/s
FP32 (float) performance 2.720 TFLOPS 642.8 GFLOPS
FP64 (double) performance 544.0 GFLOPS (1:5) 26.78 GFLOPS (1:24)

Dimensions & Outputs

Slot width Dual-slot IGP
Length 280 mm 11 inches
Width 111 mm 4.4 inches
Height 37 mm 1.5 inches
TDP 228 W 45 W
Suggested PSU 550 W
Outputs 6x mini-DisplayPort No outputs
Power connectors 1x 6-pin + 1x 8-pin
Board number C004-37

API Support & Features

DirectX 11.2 (11_0) 12 (11_0)
OpenGL 4.4 4.6
OpenCL 1.2 3.0
Vulkan 1.1
Shader model 5.0 5.1
CUDA 3.0

Other Features

Mobile graphics

Release date Apr 1st, 2013
Generation GeForce 700M
Production End-of-life
Interface PCIe 3.0 x16
Predecessor GeForce 600M
Successor GeForce 800M

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