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iGameGTX970 U-4G

Colorful iGameGTX970 U-4G is one of a few Colorful desktop graphics processing units, based on NVIDIA GeForce GTX 970. Produced on 28 nm manufacturing process, the GPU uses Maxwell architecture. The graphics card runs at 1.051 GHz, and supports boost technology, that can increase operating frequency up to 1.178 GHz. Furthermore, it has 1664 CUDA cores, 104 texture units, and 56 ROPs. The iGameGTX970 U-4G comes with 4 GB of GDDR5 memory, clocked at 1.7525 GHz. It has a 256 bit wide memory interface, which translates to 224.32 GB/s memory bandwidth. The GPU has PCI Express 3.0 interface, and requires 2 motherboard slots. The maximum power consumption of this model is 145 Watt, same as on the reference design.

More detailed specifications of the graphics unit you will find below.

Colorful iGameGTX970 U-4G GPU specifications

Name / Brand / Architecture

Manufacturer: Colorful
Model: iGameGTX970 U-4G
Based on: NVIDIA GeForce GTX 970 [Compare]
Target market segment: Desktop
Die name: GM204-200-A1
Architecture: Maxwell
Fabrication process: 28 nm
Transistors: 5.20 billion
Bus interface: PCI-E 3.0 x 16

Frequency

Base clock: 1051 MHz
BIOS 2 Base clock: 1127 MHz
GPU boost: 2.0
Boost clock: 1178 MHz
BIOS 2 Boost clock: 1266 MHz

Memory specifications

Memory size: 4096 MB
Memory type: GDDR5
Memory clock: 1752.5 MHz
Memory clock (effective): 7010 MHz
Memory interface width: 256-bit
Memory bandwidth: 224.32 GB/s

Cores / Texture

CUDA: 5.2
CUDA cores: 1664
ROPs: 56
Texture units: 104
RAMDACs: 400 MHz

SLI / Crossfire

Maximum SLI options: 4-way

Electric characteristics

Maximum GPU temp: 98 C
Maximum power draw: 145 W

Video features

Multi-monitor: Up to 4 displays
Maximum digital resolution: 4096 x 2160 @ 60 Hz
Maximum DP resolution: 4096 x 2160 @ 60 Hz
Maximum DVI resolution: 2560 x 1600
Maximum HDMI resolution: 4096 x 2160 @ 60 Hz
Maximum VGA resolution: 2048 x 1536
Anti-Aliasing technologies: MFAA
TXAA
HDMI: Yes
HDMI version: 2.0

Performance

Pixel fill rate: 65.97 / 70.90 Gigapixels/s
Texture fill rate: 122.51 / 131.66 Gigatexels/s
Single presision compute power: 3920.38 GFLOPS
Double precision compute power: 122.51 GFLOPS
BIOS 2 single presision compute power: 4213.25 GFLOPS
BIOS 2 double precision compute power: 131.66 GFLOPS

External connectors

Standard display connectors: DisplayPort
Dual Link DVI-D
Dual Link DVI-I
HDMI
Power connectors: 2 x 6-Pin
Audio input for HDMI: Yes

Dimensions

Width: Dual Slot

Other features / Support

Other features: 3D Vision  ? 
3D Vision Surround  ? 
HDCP
PhysX
Open CL support: 1.1
OpenGL support: 4.4
DirectX support: 12.0
Shader model: 5.0

Notes


Due to the memory organisation, only the first 3.5 GB memory operates at the recorded speeds. The remaing 512 MB operates at a slower speed of approx 22 GB/s.
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