AMD Radeon HD 7870 GHz Edition vs AMD Radeon Instinct MI100

Table of Contents

Graphics Processor

GPU model Pitcairn Arcturus
GPU variant Pitcairn XT (215-0828047) Arcturus XL
Architecture GCN 1.0 CDNA 1.0
Foundry TSMC TSMC
Manufacturing process 28 nm 7 nm
Number of transistors 2,800 million 25,600 million
Die size 212 mm² 750 mm²

Graphics Card

Release date Mar 5th, 2012 Nov 16th, 2020
Generation Southern Islands Radeon Instinct
Production End-of-life Active
Launch price 349 USD
Interface PCIe 3.0 x16 PCIe 4.0 x16
Reviews 95 in our database
Predecessor Northern Islands
Successor Sea Islands

Clocks

GPU clock 1000 MHz
Memory clock 1200 MHz 4.8 Gbps effective 1200 MHz 2.4 Gbps effective
Base clock 1000 MHz
Boost clock 1502 MHz
SOC clock 1091 MHz
UVD clock 1403 MHz

Memory Configuration

Memory size 2 GB 32 GB
Memory type GDDR5 HBM2
Memory bus width 256 bit 4096 bit
Bandwidth 153.6 GB/s 1,229 GB/s

Render Configuration

Shading units 1280 7680
TMUs 80 480
ROPs 32 64
Compute units 20 120
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 512 KB 8 MB

Performance

Pixel rate 32.00 GPixel/s 96.13 GPixel/s
Texture rate 80.00 GTexel/s 721.0 GTexel/s
FP32 (float) performance 2.560 TFLOPS 23.07 TFLOPS
FP64 (double) performance 160.0 GFLOPS (1:16) 11.54 TFLOPS (1:2)
FP16 (half) performance 184.6 TFLOPS (8:1)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 241 mm 9.5 inches 267 mm 10.5 inches
TDP 175 W 300 W
Suggested PSU 450 W 700 W
Outputs 1x DVI1x HDMI2x mini-DisplayPort No outputs
Power connectors 2x 6-pin 2x 8-pin
Board number C401-47 109-D05187
Width 111 mm 4.4 inches
gpu.details.bios-number 113-D3430300-025

API Support & Features

DirectX 12 (11_1)
OpenGL 4.6
OpenCL 1.2 2.1
Vulkan 1.2
Shader model 5.1

Other Features

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