GPUSPECINDEX

NVIDIA · Tesla (derived from codename prefix) · 2007

GeForce 8400 GS — 256 MB

GeForce 8400 GS — 256 MB: 256 MB DDR2, 40 W, 16 CUDA cores. Launched April 17, 2007.

Memory
256 MB
Power
40 W
Bus width
64 bit
Memory256 MB124 of 290 in GeForce
Power40 W105 of 243 by higher draw in GeForce
CUDA cores1694 of 154 in GeForce

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Memory

Capacity
256 MB
Memory type
DDR2
Bus width
64 bit
Memory clock
400 MHz
Bandwidth
6.4 GB/s

Compute

CUDA cores
16
SM count
2
TMUs
8
ROPs
4
FP32
29.376 GFLOPS
Pixel fill rate
1.84 GP/s
Texture fill rate
3.67 GT/s

Clocks

Base clock
459 MHz

Board

TDP
40 W
Bus interface
PCIe
External power required
No
Form factor
desktop

Physical

Architecture
Tesla (derived from codename prefix)
Codename
G86-213-A2
Transistors
210 million
Die size
127 mm²
Series
GeForce
Launch date
April 17, 2007

Not recorded by the source: generation, process, boost clock and fp64, or 1 further field.

Silicon, made visible

Die area is drawn against the largest recorded die in the catalog. Shader dots use a labeled, card-specific ratio so both early and modern GPUs remain legible.

127 mm² die · 16 shadersDie area drawn to scale against the catalog maximum of 1,540 square millimeters. Each dot = 1 shader.127 mm² die · 16 shadersEach dot = 1 shaderDashed frame = largest catalog die (1,540 mm²)

Within its series, the GeForce 8400 GS ranks 43rd of 50 for FP32 throughput and 124th of 290 for memory capacity. Its 40 W TDP is within the 75 W PCIe slot-power ceiling.

Source: Wikipedia, revision 1369488585 · catalog loaded 2026-08-16