NVIDIA · Tesla (derived from codename prefix) · 2007

GeForce 8400 GS PCI Rev.2

Memory512 MB52 of 290 in GeForce
Power40 W105 of 243 by higher draw in GeForce
Shaders1687 of 146 in GeForce
Launch price$70152 of 161 in GeForce

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.

57 mm² die · 16 shadersDie area drawn to scale against the catalog maximum of 1,540 square millimeters. Each dot = 1 shader.57 mm² die · 16 shadersEach dot = 1 shaderDashed frame = largest catalog die (1,540 mm²)

Specifications

Memory

Capacity
512 MB
Type
DDR3
Bus width
64 bit
Memory clock
500 MHz
Bandwidth
8 GB/s

Compute

Shaders
16
SM count
2
TMUs
8
ROPs
4
FP32
39.36 GFLOPS
Pixel fill rate
2.08 GP/s
Texture fill rate
4.16 GT/s

Clocks

Base clock
520 MHz

Board

TDP
40 W
Bus interface
PCI
External power required
No
Form factor
desktop
Launch MSRP
70 USD

Physical

Architecture
Tesla (derived from codename prefix)
Codename
GT218S
Process
40 nm
Transistors
260 million
Die size
57 mm²
Series
GeForce
Launch date
April 17, 2007

Not recorded by the source: generation, boost clock and fp64.

Catalog context

Within its series, the GeForce 8400 GS PCI Rev.2 ranks 35th of 50 for FP32 throughput and 52nd of 290 for memory capacity. Its 40 W TDP is within the 75 W PCIe slot-power ceiling.

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