ATI Radeon HD 5870 Eyefinity 6 vs NVIDIA GeForce 840M

Graphics Processor

GPU model Cypress GM108
GPU variant Cypress XT (215-0735033) N15S-GT
Architecture TeraScale 2 Maxwell
Foundry TSMC TSMC
Manufacturing process 40 nm 28 nm
Number of transistors 2,154 million unknown
Die size 334 mm² unknown

Graphics Card

Release date Mar 11th, 2010
Generation Evergreen
Production End-of-life
Launch price 479 USD
Interface PCIe 2.0 x16
Reviews 12 in our database
Predecessor Radeon R700
Successor Northern Islands

Clocks

GPU clock 850 MHz
Memory clock 1200 MHz 4.8 Gbps effective 1001 MHz 2 Gbps effective
Base clock 1029 MHz
Boost clock 1124 MHz

Memory Configuration

Memory size 2 GB 2 GB
Memory type GDDR5 DDR3
Memory bus width 256 bit 64 bit
Bandwidth 153.6 GB/s 16.02 GB/s

Render Configuration

Shading units 1600 384
TMUs 80 16
ROPs 32 8
Compute units 20
Cache L1 8 KB (per CU) 64 KB (per SMM)
Cache L2 512 KB 1024 KB
SMM count 3

Performance

Pixel rate 27.20 GPixel/s 8.992 GPixel/s
Texture rate 68.00 GTexel/s 17.98 GTexel/s
FP32 (float) performance 2.720 TFLOPS 863.2 GFLOPS
FP64 (double) performance 544.0 GFLOPS (1:5) 26.98 GFLOPS (1:32)

Dimensions & Outputs

Slot width Dual-slot IGP
Length 280 mm 11 inches
Width 111 mm 4.4 inches
Height 37 mm 1.5 inches
TDP 228 W 33 W
Suggested PSU 550 W
Outputs 6x mini-DisplayPort No outputs
Power connectors 1x 6-pin + 1x 8-pin
Board number C004-37

API Support & Features

DirectX 11.2 (11_0) 12 (11_0)
OpenGL 4.4 4.6
OpenCL 1.2 3.0
Vulkan 1.1
Shader model 5.0 5.1
CUDA 5.0

Other Features

Mobile graphics

Release date Mar 12th, 2014
Generation GeForce 800M
Production End-of-life
Interface PCIe 3.0 x8
Predecessor GeForce 700M
Successor GeForce 900M

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