GRID K340 vs FirePro V3900

Place in the ranking	946	760
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.04
Power efficiency	2.28	0.94
Architecture	TeraScale 2 (2009−2015)	Kepler (2012−2018)
GPU code name	Turks	GK107
Market segment	Workstation	Workstation
Release date	7 February 2012 (12 years ago)	23 July 2013 (11 years ago)
Launch price (MSRP)	no data	$3,299

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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	480	384
Core clock speed	650 MHz	950 MHz
Number of transistors	716 million	1,270 million
Manufacturing process technology	40 nm	28 nm
Power consumption (TDP)	199 Watt	225 Watt
Texture fill rate	15.60	30.40
Floating-point processing power	0.624 TFLOPS	0.7296 TFLOPS
ROPs	8	8
TMUs	24	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	168 mm	267 mm
Width	1-slot	2-slot
Form factor	half height / half length	no data
Supplementary power connectors	None	1x 8-pin

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	GDDR3	GDDR5
Maximum RAM amount	1 GB	1 GB
Memory bus width	128 Bit	64 Bit
Memory clock speed	900 MHz	900 MHz
Memory bandwidth	28 GB/s	28.8 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	1x DVI, 1x DisplayPort	No outputs
DisplayPort count	1	no data
Dual-link DVI support	+	-
HD сomponent video output	+	-

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	-	3.0

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	1.66	3.10
Recency	7 February 2012	23 July 2013
Chip lithography	40 nm	28 nm
Power consumption (TDP)	199 Watt	225 Watt

FirePro V3900 has 13.1% lower power consumption.

GRID K340, on the other hand, has a 86.7% higher aggregate performance score, an age advantage of 1 year, and a 42.9% more advanced lithography process.

The GRID K340 is our recommended choice as it beats the FirePro V3900 in performance tests.

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