AMD Radeon HD 7770 GHz Edition vs ATI Radeon HD 5870 Mac Edition

Table of Contents

Graphics Processor

GPU model Cape Verde Cypress
GPU variant Cape Verde XT Cypress XT (215-0735033)
Architecture GCN 1.0 TeraScale 2
Foundry TSMC TSMC
Manufacturing process 28 nm 40 nm
Number of transistors 1,500 million 2,154 million
Die size 123 mm² 334 mm²

Graphics Card

Release date Feb 15th, 2012 Jun 30th, 2010
Generation Southern Islands Evergreen
Production End-of-life End-of-life
Launch price 159 USD 479 USD
Interface PCIe 3.0 x16 PCIe 2.0 x16
Reviews 97 in our database 171 in our database
Predecessor Northern Islands Radeon R700
Successor Sea Islands Northern Islands

Clocks

GPU clock 1000 MHz 850 MHz
Memory clock 1125 MHz 4.5 Gbps effective 1195 MHz 4.8 Gbps effective

Memory Configuration

Memory size 1024 MB 1024 MB
Memory type GDDR5 GDDR5
Memory bus width 128 bit 256 bit
Bandwidth 72.00 GB/s 153.0 GB/s

Render Configuration

Shading units 640 1600
TMUs 40 80
ROPs 16 32
Compute units 10 20
Cache L1 16 KB (per CU) 8 KB (per CU)
Cache L2 256 KB 512 KB

Performance

Pixel rate 16.00 GPixel/s 27.20 GPixel/s
Texture rate 40.00 GTexel/s 68.00 GTexel/s
FP32 (float) performance 1,280 GFLOPS 2.720 TFLOPS
FP64 (double) performance 80.00 GFLOPS (1:16) 544.0 GFLOPS (1:5)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 210 mm 8.3 inches 279 mm 11 inches
TDP 80 W 228 W
Suggested PSU 250 W 550 W
Outputs 1x DVI1x HDMI2x mini-DisplayPort 1x DVI2x mini-DisplayPort
Power connectors 1x 6-pin 2x 6-pin
Board number C441, C468 C078

API Support & Features

DirectX 12 (11_1) 11.2 (11_0)
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.2
Shader model 5.1 5.0

Other Features

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