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GPU Comparison
NVIDIA GeForce GTX 285 Mac Edition vs NVIDIA GeForce GTX 780 Ti Engineering Sample
NVIDIA GeForce GTX 285 Mac Edition vs NVIDIA GeForce GTX 780 Ti Engineering Sample
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 285 Mac Edition and 3GB VRAM GeForce GTX 780 Ti Engineering Sample to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 285 Mac Edition 's Advantages
Lower TDP (204W vs 250W)
NVIDIA GeForce GTX 780 Ti Engineering Sample 's Advantages
Boost Clock928MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (336.6GB/s vs 159.0GB/s)
2640 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 285 Mac Edition
0.708 TFLOPS
GeForce GTX 780 Ti Engineering Sample
+654%
5.345 TFLOPS
Graphics Card
Jan 2009
Release Date
Unknown
GeForce 200
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
875 MHz
-
Boost Clock
928 MHz
1242 MHz
Memory Clock
1753 MHz
Memory
1024MB
Memory Size
3GB
GDDR3
Memory Type
GDDR5
512bit
Memory Bus
384bit
159.0GB/s
Bandwidth
336.6GB/s
Render Config
-
-
-
30
SM Count
-
240
Shading Units
2880
80
TMUs
240
32
ROPs
48
-
-
-
-
-
-
-
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
1536 KB
-
-
-
Theoretical Performance
20.74 GPixel/s
Pixel Rate
55.68 GPixel/s
51.84 GTexel/s
Texture Rate
222.7 GTexel/s
-
-
-
708.5 GFLOPS
FP32 (float)
5.345 TFLOPS
88.56 GFLOPS
FP64 (double)
222.7 GFLOPS
Board Design
204W
TDP
250W
550 W
Suggested PSU
600 W
2x DVI
1x S-Video
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
2x 6-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GT200B
GPU Name
GK180
G200-350-B3
GPU Variant
GK180-425-A1
Tesla 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
1.4 billion
Transistors
7.08 billion
470 mm²
Die Size
561 mm²
Graphics Features
11.1 (10_0)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.2.175
1.3
CUDA
3.5
4.0
Shader Model
5.1
