HD Graphics P3000 vs GeForce GTX 680 Mac Edition

Primary details

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

Place in the ranking	not rated	1226
Place by popularity	not in top-100	not in top-100
Architecture	Kepler (2012−2018)	Generation 6.0 (2011)
GPU code name	GK104	Sandy Bridge GT2
Market segment	Desktop	Desktop
Release date	3 April 2013 (12 years ago)	1 February 2011 (14 years ago)
Launch price (MSRP)	$599	no data

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	1536	96
Core clock speed	1006 MHz	850 MHz
Boost clock speed	1058 MHz	1350 MHz
Number of transistors	3,540 million	995 million
Manufacturing process technology	28 nm	32 nm
Power consumption (TDP)	195 Watt	no data
Texture fill rate	135.4	16.20
Floating-point processing power	3.25 TFLOPS	0.2592 TFLOPS
ROPs	32	2
TMUs	128	12
L1 Cache	128 KB	no data
L2 Cache	512 KB	no data

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).

Interface	PCIe 2.0 x16	PCIe 1.0 x16
Length	254 mm	no data
Width	2-slot	IGP
Supplementary power connectors	2x 6-pin	no data

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	GDDR5	System Shared
Maximum RAM amount	2 GB	System Shared
Memory bus width	256 Bit	System Shared
Memory clock speed	1502 MHz	System Shared
Memory bandwidth	192.3 GB/s	no data
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	2x DVI, 1x HDMI, 1x DisplayPort	No outputs
HDMI	+	-

API and SDK support

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

DirectX	12 (11_0)	11.1 (10_1)
Shader Model	5.1	4.1
OpenGL	4.6	3.1
OpenCL	1.2	N/A
Vulkan	1.1.126	N/A
CUDA	3.0	-

Pros & cons summary

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Recency	3 April 2013	1 February 2011
Chip lithography	28 nm	32 nm

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