GeForce 8600M GT SLI vs Radeon R6 M255DX

Primary details

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

Place in the ranking	1036	not rated
Place by popularity	not in top-100	not in top-100
Architecture	GCN 1.0 (2012−2020)	G8x (2007)
GPU code name	Jet	NB8P-GS
Market segment	Laptop	Laptop
Release date	7 January 2014 (12 years ago)	23 October 2007 (18 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	320	64
Core clock speed	780 MHz	475 MHz
Boost clock speed	855 MHz	no data
Number of transistors	690 million	598 Million
Manufacturing process technology	28 nm	80 nm
Power consumption (TDP)	no data	20 Watt
Texture fill rate	17.10	no data
Floating-point processing power	0.5472 TFLOPS	no data
ROPs	8	no data
TMUs	20	no data
L1 Cache	80 KB	no data
L2 Cache	128 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).

Laptop size	medium sized	large
Interface	IGP	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	System Shared	GDDR3, GDDR2
Maximum RAM amount	System Shared	1 GB
Memory bus width	System Shared	128 Bit
Memory clock speed	System Shared	700 MHz
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	no data
Eyefinity	+	-

Supported technologies

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

AppAcceleration

+

-

API and SDK support

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

DirectX	12 (11_1)	10
Shader Model	5.1	no data
OpenGL	4.6	no data
OpenCL	1.2	no data
Vulkan	1.2.131	-

Pros & cons summary

---

Recency	7 January 2014	23 October 2007
Chip lithography	28 nm	80 nm