AMD FireStream 9370 vs AMD Radeon HD 6850 X2

Graphics Processor

GPU model Cypress Barts
GPU variant Cypress XT GL Barts PRO (215-0798006)
Architecture TeraScale 2 TeraScale 2
Foundry TSMC TSMC
Manufacturing process 40 nm 40 nm
Number of transistors 2,154 million 1,700 million
Die size 334 mm² 255 mm²

Graphics Card

Release date Jun 23rd, 2010 Sep 19th, 2011
Generation FireStream Northern Islands
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 2.0 x16
Reviews 105 in our database
Predecessor Evergreen
Successor Southern Islands

Clocks

GPU clock 825 MHz 800 MHz
Memory clock 1150 MHz 4.6 Gbps effective 1050 MHz 4.2 Gbps effective

Memory Configuration

Memory size 4 GB 2 GB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 256 bit
Bandwidth 147.2 GB/s 134.4 GB/s

Render Configuration

Shading units 1600 960
TMUs 80 48
ROPs 32 32
Compute units 20 12
Cache L1 8 KB (per CU) 8 KB (per CU)
Cache L2 512 KB 512 KB

Performance

Pixel rate 26.40 GPixel/s 25.60 GPixel/s
Texture rate 66.00 GTexel/s 38.40 GTexel/s
FP32 (float) performance 2.640 TFLOPS 1.536 TFLOPS
FP64 (double) performance 528.0 GFLOPS (1:5)

Dimensions & Outputs

Slot width Dual-slot Dual-slot
Length 267 mm 10.5 inches
Width 111 mm 4.4 inches
TDP 225 W 254 W
Suggested PSU 550 W 600 W
Outputs 1x DisplayPort 2x DVI1x HDMI1x DisplayPort
Power connectors 1x 8-pin 2x 8-pin

API Support & Features

DirectX 11.2 (11_0) 11.2 (11_0)
OpenGL 4.4 4.4
OpenCL 1.2 1.2
Vulkan
Shader model 5.0 5.0

Other Features

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