L40 vs GeForce 8400M GS

Place in the ranking	1429	62
Place by popularity	not in top-100	not in top-100
Power efficiency	1.75	13.79
Architecture	Tesla (2006−2010)	Ada Lovelace (2022−2024)
GPU code name	G86	AD102
Market segment	Laptop	Workstation
Release date	9 May 2007 (18 years ago)	13 October 2022 (3 years ago)
Launch price (MSRP)	$14.99	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	16	18176
Core clock speed	400 MHz	735 MHz
Boost clock speed	no data	2490 MHz
Number of transistors	210 million	76,300 million
Manufacturing process technology	80 nm	4 nm
Power consumption (TDP)	11 Watt	300 Watt
Texture fill rate	3.200	1,414
Floating-point processing power	0.0256 TFLOPS	90.52 TFLOPS
ROPs	4	192
TMUs	8	568
Tensor Cores	no data	568
Ray Tracing Cores	no data	142
L1 Cache	no data	17.8 MB
L2 Cache	16 KB	96 MB

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	MXM-I	PCIe 4.0 x16
Length	no data	267 mm
Width	no data	2-slot
Supplementary power connectors	no data	1x 16-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	DDR2	GDDR6
Maximum RAM amount	256 MB	48 GB
Memory bus width	64 Bit	384 Bit
Memory clock speed	400 MHz	2250 MHz
Memory bandwidth	6.4 GB/s	864.0 GB/s
Shared memory	-	-
Resizable BAR	-	+

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

4x DisplayPort 1.4a

API and SDK support

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

DirectX	11.1 (10_0)	12 Ultimate (12_2)
Shader Model	4.0	6.7
OpenGL	3.3	4.6
OpenCL	1.1	3.0
Vulkan	N/A	1.3
CUDA	1.1	8.9
DLSS	-	+

Synthetic benchmarks

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.

Combined synthetic benchmark score

This is our combined benchmark score.

8400M GS 0.25

L40 53.72
+21388%

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

8400M GS 104
Samples: 636

L40 22466
+21502%

Gaming performance

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

FPS performance in popular games

Full HD
Low

Cyberpunk 2077

1−2

−20900%

210−220
+20900%

Full HD
Medium

Cyberpunk 2077	1−2 −20900%	210−220 +20900%
Forza Horizon 4	3−4 −19900%	600−650 +19900%
PLAYERUNKNOWN'S BATTLEGROUNDS	7−8 −21329%	1500−1550 +21329%
Valorant	24−27 −21300%	5350−5400 +21300%

Full HD
High

Counter-Strike: Global Offensive	12−14 −21054%	2750−2800 +21054%
Cyberpunk 2077	1−2 −20900%	210−220 +20900%
Dota 2	9−10 −21011%	1900−1950 +21011%
Forza Horizon 4	3−4 −19900%	600−650 +19900%
PLAYERUNKNOWN'S BATTLEGROUNDS	7−8 −21329%	1500−1550 +21329%
The Witcher 3: Wild Hunt	5−6 −20900%	1050−1100 +20900%
Valorant	24−27 −21300%	5350−5400 +21300%

Full HD
Ultra

Cyberpunk 2077	1−2 −20900%	210−220 +20900%
Dota 2	9−10 −21011%	1900−1950 +21011%
Forza Horizon 4	3−4 −19900%	600−650 +19900%
PLAYERUNKNOWN'S BATTLEGROUNDS	7−8 −21329%	1500−1550 +21329%
The Witcher 3: Wild Hunt	5−6 −20900%	1050−1100 +20900%
Valorant	24−27 −21300%	5350−5400 +21300%

1440p
High

Counter-Strike 2	3−4 −19900%	600−650 +19900%
PLAYERUNKNOWN'S BATTLEGROUNDS	3−4 −19900%	600−650 +19900%

1440p
Ultra

Forza Horizon 4	1−2 −20900%	210−220 +20900%
The Witcher 3: Wild Hunt	1−2 −20900%	210−220 +20900%

4K
High

Grand Theft Auto V	14−16 −21329%	3000−3050 +21329%
Valorant	1−2 −20900%	210−220 +20900%

4K
Ultra

PLAYERUNKNOWN'S BATTLEGROUNDS

1−2

−20900%

210−220
+20900%

4K
Epic

Fortnite

2−3

−19900%

400−450
+19900%

Pros & cons summary

Performance score	0.25	53.72
Recency	9 May 2007	13 October 2022
Maximum RAM amount	256 MB	48 GB
Chip lithography	80 nm	4 nm
Power consumption (TDP)	11 Watt	300 Watt

8400M GS has 2627.3% lower power consumption.

L40, on the other hand, has a 21388% higher aggregate performance score, an age advantage of 15 years, a 19100% higher maximum VRAM amount, and a 1900% more advanced lithography process.

The L40 is our recommended choice as it beats the GeForce 8400M GS in performance tests.

Be aware that GeForce 8400M GS is a notebook graphics card while L40 is a workstation one.