Home GPU Comparison AMD Radeon HD 7870 GHz Edition vs NVIDIA GeForce 8800 GS Mac Edition

AMD Radeon HD 7870 GHz Edition vs NVIDIA GeForce 8800 GS Mac Edition

AMD Radeon HD 7870 GHz Edition
VS
NVIDIA GeForce 8800 GS Mac Edition
AMD Radeon HD 7870 GHz Edition
NVIDIA GeForce 8800 GS Mac Edition
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition and 512MB VRAM GeForce 8800 GS Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 GHz Edition 's Advantages
Released 4 years and 2 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (153.6GB/s vs 51.14GB/s)
1216 additional rendering cores
NVIDIA GeForce 8800 GS Mac Edition 's Advantages
Lower TDP (105W vs 175W)

Score

Benchmark

FP32 (float)
Radeon HD 7870 GHz Edition +1500%
2.56 TFLOPS
GeForce 8800 GS Mac Edition
0.16 TFLOPS
VS

Graphics Card

Mar 2012
Release Date
Jan 2008
Southern Islands
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
MXM-HE

Clock Speeds

-
-
-
-
-
-
1200 MHz
Memory Clock
799 MHz

Memory

2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
51.14GB/s

Render Config

20
Compute Units
-
-
SM Count
8
1280
Shading Units
64
80
TMUs
32
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
64 KB
-
-
-

Theoretical Performance

32.00 GPixel/s
Pixel Rate
8.000 GPixel/s
80.00 GTexel/s
Texture Rate
16.00 GTexel/s
-
-
-
2.560 TFLOPS
FP32 (float)
160.0 GFLOPS
160.0 GFLOPS
FP64 (double)
-

Board Design

175W
TDP
105W
450 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
No outputs
2x 6-pin
Power Connectors
None

Graphics Processor

Pitcairn
GPU Name
G92
Pitcairn XT (215-0828047)
GPU Variant
-
GCN 1.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
2.8 billion
Transistors
0.754 billion
212 mm²
Die Size
324 mm²

Graphics Features

12 (11_1)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.1
5.1
Shader Model
4.0

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