GeForce GTX 850M vs ATI FireGL V7700

Primary details

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

Place in the ranking	not rated	565
Place by popularity	not in top-100	not in top-100
Power efficiency	no data	10.32
Architecture	TeraScale (2005−2013)	Maxwell (2014−2017)
GPU code name	RV670	GM107
Market segment	Workstation	Laptop
Release date	19 November 2007 (16 years ago)	12 March 2014 (10 years ago)
Launch price (MSRP)	$899	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	320	640
Core clock speed	777 MHz	Up to 936 MHz
Number of transistors	666 million	1,870 million
Manufacturing process technology	55 nm	28 nm
Power consumption (TDP)	no data	45 Watt
Texture fill rate	12.43	36.08
Floating-point processing power	0.4973 TFLOPS	1.155 TFLOPS
ROPs	16	16
TMUs	16	40

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	no data	medium sized
Bus support	no data	PCI Express 2.0, PCI Express 3.0
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Length	254 mm	no data
Width	2-slot	no data
Supplementary power connectors	1x 6-pin	no data
SLI options	-	+

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	GDDR4	DDR3
Maximum RAM amount	512 MB	2 GB
Standard memory configuration	no data	DDR3 or GDDR5
Memory bus width	256 Bit	128 Bit
Memory clock speed	1126 MHz	Up to 2500 MHz
Memory bandwidth	72.06 GB/s	80.0 GB/s
Shared memory	-	-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors	1x DVI, 1x DisplayPort, 1x S-Video	No outputs
eDP 1.2 signal support	no data	Up to 3840x2160
LVDS signal support	no data	Up to 1920x1200
VGA аnalog display support	no data	Up to 2048x1536
DisplayPort Multimode (DP++) support	no data	Up to 3840x2160
HDMI	-	+
HDCP content protection	-	+
7.1 channel HD audio on HDMI	-	+
TrueHD and DTS-HD audio bitstreaming	-	+

Supported technologies

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

H.264, VC1, MPEG2 1080p video decoder	-	+
Optimus	-	+
Ansel	-	+

API compatibility

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

DirectX	10.1 (10_1)	12 (11_0)
Shader Model	4.1	5.1
OpenGL	3.3	4.5
OpenCL	N/A	1.1
Vulkan	N/A	1.1.126
CUDA	-	+

Pros & cons summary

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Recency	19 November 2007	12 March 2014
Maximum RAM amount	512 MB	2 GB
Chip lithography	55 nm	28 nm

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