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iGame970-4GD5 Ymir-Top / N970-405-T0E

One of a few Colorful Graphics Processing Units, based on NVIDIA GeForce GTX 970, Colorful iGame970-4GD5 Ymir-Top (part number N970-405-T0E) is produced on 28 nm manufacturing process. The card is targeted at desktop market. The graphics card operates at 1.05 GHz, and can be boosted up to 1.178 GHz. It also features 1664 CUDA cores, 104 texture units, as well as 56 ROPs. The iGame970-4GD5 Ymir-Top incorporates 4 GB of GDDR5 memory. Because the memory runs at 1.8 GHz, and uses 256 bit interface, the effective memory bandwidth is 230.4 GB/s. The GPU has PCI Express 3.0 interface, and needs 2 slots on the motherboard. The maximum power draw of this model is 145 Watt, on a par with the reference design.

Below you will find more detailed specs of the graphics unit.

Colorful iGame970-4GD5 Ymir-Top GPU specifications

Name / Brand / Architecture

Manufacturer: Colorful
Model: iGame970-4GD5 Ymir-Top
Part number: N970-405-T0E
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: 1050 MHz
BIOS 2 Base clock: 1203 MHz
GPU boost: 2.0
Boost clock: 1178 MHz
BIOS 2 Boost clock: 1355 MHz

Memory specifications

Memory size: 4096 MB
Memory type: GDDR5
Memory clock: 1800 MHz
Memory clock (effective): 7200 MHz
Memory interface width: **-bit
Memory bandwidth: 230.4 GB/s

Cores / Texture

CUDA: 5.2
CUDA cores: 16**
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: **0 x 3200 @ 60 Hz (Using 2 x DP)
Maximum DP resolution: 4096 x 2160 @ 60 Hz
Maximum DVI resolution: **0 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 / 75.88 Gigapixels/s
Texture fill rate: 122.51 / 140.92 Gigatexels/s
Single presision compute power: 3920.38 GFLOPS
Double precision compute power: 122.51 GFLOPS
BIOS 2 single presision compute power: 4509.44 GFLOPS
BIOS 2 double precision compute power: 140.92 GFLOPS

External connectors

Standard display connectors: 3 x DisplayPort
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 ** MB operates at a slower speed of approx 22 GB/s.
The maximum digital display resolution of **0 x 3200 requires a suitable display device and two DisplayPort connections.
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