AMD Radeon HD 7870 XT vs NVIDIA GeForce GTX 580 Rev. 2

Table of Contents

Graphics Processor

GPU model Tahiti GF110
GPU variant Tahiti LE (215-0821122) GF110-380-A1
Architecture GCN 1.0 Fermi 2.0
Foundry TSMC TSMC
Manufacturing process 28 nm 40 nm
Number of transistors 4,313 million 3,000 million
Die size 352 mm² 520 mm²

Graphics Card

Release date Nov 19th, 2012 Jun 6th, 2011
Generation Southern Islands GeForce 500
Production End-of-life End-of-life
Launch price 270 USD 499 USD
Interface PCIe 3.0 x16 PCIe 2.0 x16
Reviews 95 in our database 136 in our database
Predecessor Northern Islands GeForce 400
Successor Sea Islands GeForce 600

Clocks

Base clock 925 MHz
Boost clock 975 MHz
Memory clock 1500 MHz 6 Gbps effective 1002 MHz 4 Gbps effective
GPU clock 772 MHz
Shader clock 1544 MHz

Memory Configuration

Memory size 2 GB 1536 MB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 384 bit
Bandwidth 192.0 GB/s 192.4 GB/s

Render Configuration

Shading units 1536 512
TMUs 96 64
ROPs 32 48
Compute units 24
Cache L1 16 KB (per CU) 64 KB (per SM)
Cache L2 512 KB 768 KB
SM count 16

Performance

Pixel rate 31.20 GPixel/s 24.70 GPixel/s
Texture rate 93.60 GTexel/s 49.41 GTexel/s
FP32 (float) performance 2.995 TFLOPS 1.581 TFLOPS
FP64 (double) performance 748.8 GFLOPS (1:4) 197.6 GFLOPS (1:8)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 267 mm 10.5 inches 267 mm 10.5 inches
TDP 185 W 244 W
Suggested PSU 450 W 550 W
Outputs 1x DVI1x HDMI2x mini-DisplayPort 2x DVI1x mini-HDMI
Power connectors 2x 6-pin 1x 6-pin + 1x 8-pin
Board number C474 P1261 SKU 12

API Support & Features

DirectX 12 (11_1) 12 (11_0)
OpenGL 4.6 4.6
OpenCL 1.2 1.1
Vulkan 1.2
Shader model 5.1 5.1
CUDA 2.0

Other Features

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