Radeon HD 7970M X2 vs GeForce GT 625M

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking	1111	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	5.95	no data
Architecture	Fermi 2.0 (2010−2014)	GCN 1.0 (2012−2020)
GPU code name	GF117	Wimbledon
Market segment	Laptop	Laptop
Release date	1 October 2012 (13 years ago)	24 April 2012 (13 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	96	1280 ×2
Core clock speed	Up to 625 MHz	850 MHz
Number of transistors	585 million	2,800 million
Manufacturing process technology	28 nm	28 nm
Power consumption (TDP)	15 Watt	200 Watt
Texture fill rate	10.00	68.00 ×2
Floating-point processing power	0.24 TFLOPS	2.176 TFLOPS ×2
ROPs	4	32 ×2
TMUs	16	80 ×2
L1 Cache	128 KB	320 KB
L2 Cache	128 KB	512 KB

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop size	medium sized	no data
Bus support	PCI Express 2.0	no data
Interface	PCIe 2.0 x16	MXM-B (3.0)
Supplementary power connectors	no data	None

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory type	DDR3	GDDR5
Maximum RAM amount	2 GB	2 GB ×2
Memory bus width	64 Bit	256 Bit ×2
Memory clock speed	900 MHz	1200 MHz
Memory bandwidth	Up to 14.4 GB/s	153.6 GB/s ×2
Shared memory	-	-

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectors	No outputs	Portable Device Dependent
HDMI	+	-
HDCP	+	-
Maximum VGA resolution	Up to 2048x1536	no data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

3D Blu-Ray	+	-
Optimus	+	-

API and SDK support

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX	12 API	12 (11_1)
Shader Model	5.1	6.5 (5.1)
OpenGL	4.5	4.6
OpenCL	1.1	2.1 (1.2)
Vulkan	N/A	1.2.170
CUDA	+	-

Pros & cons summary

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Recency	1 October 2012	24 April 2012
Power consumption (TDP)	15 Watt	200 Watt