ATI Radeon HD 5870 vs NVIDIA GeForce GTX 745 OEM

Table of Contents

Graphics Processor

GPU model Cypress GM107
GPU variant Cypress XT (215-0735033) GM107-220-A2
Architecture TeraScale 2 Maxwell
Foundry TSMC TSMC
Manufacturing process 40 nm 28 nm
Number of transistors 2,154 million 1,870 million
Die size 334 mm² 148 mm²

Graphics Card

Release date Sep 23rd, 2009 Feb 18th, 2014
Generation Evergreen GeForce 700
Production End-of-life End-of-life
Launch price 399 USD
Interface PCIe 2.0 x16 PCIe 3.0 x16
Reviews 171 in our database
Predecessor Radeon R700 GeForce 600
Successor Northern Islands GeForce 900

Clocks

GPU clock 850 MHz 1033 MHz
Memory clock 1200 MHz 4.8 Gbps effective 900 MHz 1800 Mbps effective

Memory Configuration

Memory size 1024 MB 4 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 24
ROPs 32 16
Compute units 20
Cache L1 8 KB (per CU) 64 KB (per SMM)
Cache L2 512 KB 2 MB
SMM count 3

Performance

Pixel rate 27.20 GPixel/s 16.53 GPixel/s
Texture rate 68.00 GTexel/s 24.79 GTexel/s
FP32 (float) performance 2.720 TFLOPS 793.3 GFLOPS
FP64 (double) performance 544.0 GFLOPS (1:5) 24.79 GFLOPS (1:32)

Dimensions & Outputs

Slot width Dual-slot Single-slot
Length 280 mm 11 inches 145 mm 5.7 inches
Width 111 mm 4.4 inches
Height 37 mm 1.5 inches
TDP 188 W 55 W
Suggested PSU 450 W 250 W
Outputs 2x DVI1x HDMI1x DisplayPort 1x DVI1x HDMI1x VGA
Power connectors 2x 6-pin None
Board number C001-37 P2012 SKU 50

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 5.0

Other Features

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