AMD Radeon HD 7870 XT vs AMD Radeon R9 370 1024SP

Table of Contents

Graphics Processor

GPU model Tahiti Trinidad
GPU variant Tahiti LE (215-0821122) Trinidad PRO (215-0870020)
Architecture GCN 1.0 GCN 1.0
Foundry TSMC TSMC
Manufacturing process 28 nm 28 nm
Number of transistors 4,313 million 2,800 million
Die size 352 mm² 212 mm²

Graphics Card

Release date Nov 19th, 2012 Jun 12th, 2015
Generation Southern Islands Pirate Islands
Production End-of-life End-of-life
Launch price 270 USD
Interface PCIe 3.0 x16 PCIe 3.0 x16
Reviews 95 in our database
Predecessor Northern Islands Volcanic Islands
Successor Sea Islands Arctic Islands

Clocks

Base clock 925 MHz 925 MHz
Boost clock 975 MHz 975 MHz
Memory clock 1500 MHz 6 Gbps effective 1400 MHz 5.6 Gbps effective

Memory Configuration

Memory size 2 GB 2 GB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 256 bit
Bandwidth 192.0 GB/s 179.2 GB/s

Render Configuration

Shading units 1536 1024
TMUs 96 64
ROPs 32 32
Compute units 24 16
Cache L1 16 KB (per CU) 16 KB (per CU)
Cache L2 512 KB 512 KB

Performance

Pixel rate 31.20 GPixel/s 31.20 GPixel/s
Texture rate 93.60 GTexel/s 62.40 GTexel/s
FP32 (float) performance 2.995 TFLOPS 1.997 TFLOPS
FP64 (double) performance 748.8 GFLOPS (1:4) 124.8 GFLOPS (1:16)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 267 mm 10.5 inches 221 mm 8.7 inches
TDP 185 W 150 W
Suggested PSU 450 W 450 W
Outputs 1x DVI1x HDMI2x mini-DisplayPort 2x DVI1x HDMI1x DisplayPort
Power connectors 2x 6-pin 1x 6-pin
Board number C474 C634
Width 111 mm 4.4 inches

API Support & Features

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

Other Features

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