GRID M40 vs FirePro V7900

Place in the ranking	587	678
Place by popularity	not in top-100	not in top-100
Power efficiency	2.73	5.85
Architecture	TeraScale 3 (2010−2013)	Maxwell (2014−2017)
GPU code name	Cayman	GM107
Market segment	Workstation	Workstation
Release date	24 May 2011 (13 years ago)	18 May 2016 (8 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	1280	384
Core clock speed	725 MHz	1033 MHz
Boost clock speed	no data	1000 MHz
Number of transistors	2,640 million	1,870 million
Manufacturing process technology	40 nm	28 nm
Power consumption (TDP)	151 Watt	50 Watt
Texture fill rate	58.00	33.06
Floating-point processing power	1.856 TFLOPS	0.7933 TFLOPS
ROPs	32	16
TMUs	80	32

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).

Bus support	PCIe 2.1 x16	no data
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Length	279 mm	no data
Width	1-slot	2-slot
Form factor	full height / full length	no data
Supplementary power connectors	1x 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	GDDR5
Maximum RAM amount	2 GB	8 GB
Memory bus width	256 Bit	128 Bit
Memory clock speed	1250 MHz	1300 MHz
Memory bandwidth	160 GB/s	83.2 GB/s

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	4x DisplayPort	No outputs
StereoOutput3D	+	-
DisplayPort count	4	no data
Dual-link DVI support	+	-

API compatibility

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

DirectX	11.2 (11_0)	12 (11_0)
Shader Model	5.0	5.1
OpenGL	4.4	4.6
OpenCL	1.2	1.2
Vulkan	N/A	1.1.126
CUDA	-	5.0

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary

Performance score	5.98	4.27
Recency	24 May 2011	18 May 2016
Maximum RAM amount	2 GB	8 GB
Chip lithography	40 nm	28 nm
Power consumption (TDP)	151 Watt	50 Watt

FirePro V7900 has a 40% higher aggregate performance score.

GRID M40, on the other hand, has an age advantage of 4 years, a 300% higher maximum VRAM amount, a 42.9% more advanced lithography process, and 202% lower power consumption.

The FirePro V7900 is our recommended choice as it beats the GRID M40 in performance tests.

Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.