GeForce 8400 SE vs Radeon HD 7950 Monica BIOS 2
We compared two Desktop platform GPUs: 128MB VRAM GeForce 8400 SE and 3GB VRAM Radeon HD 7950 Monica BIOS 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 8400 SE 's Advantages
Lower TDP (50W vs 85W)
Radeon HD 7950 Monica BIOS 2 's Advantages
Released 3 years and 5 months late
More VRAM (3GB vs 128GB)
Larger VRAM bandwidth (240.0GB/s vs 6.400GB/s)
752 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 8400 SE
29
Radeon HD 7950 Monica BIOS 2
+4137%
1229
Graphics Card
Aug 2008
Release Date
Jan 2012
GeForce 8
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
400 MHz
Memory Clock
1250 MHz
Memory
128MB
Memory Size
3GB
DDR2
Memory Type
GDDR5
64bit
Memory Bus
384bit
6.400GB/s
Bandwidth
240.0GB/s
Render Config
-
Compute Units
12
2
SM Count
-
16
Shading Units
768
8
TMUs
48
4
ROPs
32
-
L1 Cache
16 KB (per CU)
16 KB
L2 Cache
768 KB
Theoretical Performance
1.836 GPixel/s
Pixel Rate
25.60 GPixel/s
3.672 GTexel/s
Texture Rate
38.40 GTexel/s
29.38 GFLOPS
FP32 (float)
1229 GFLOPS
-
FP64 (double)
307.2 GFLOPS
Board Design
50W
TDP
85W
250 W
Suggested PSU
250 W
1x DVI
1x VGA
1x S-Video
Outputs
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
G86S
GPU Name
Tahiti
-
GPU Variant
Tahiti PRO
(215-0821056)
Tesla
Architecture
GCN 1.0
TSMC
Foundry
TSMC
80 nm
Process Size
28 nm
0.21 billion
Transistors
4.313 billion
127 mm²
Die Size
352 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
1.1
CUDA
-
4.0
Shader Model
5.1