GeForce 6800 XT vs GeForce GTX 780 Ti Engineering Sample
We compared two Desktop platform GPUs: 256MB VRAM GeForce 6800 XT 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
GeForce GTX 780 Ti Engineering Sample Advantages
Boost Clock928MHz
More VRAM (3GB vs 256GB)
Larger VRAM bandwidth (336.6GB/s vs 38.40GB/s)
2880 additional rendering cores
Score
Graphics Card
Sep 2005
Release Date
Unknown
GeForce 6 AGP
Generation
GeForce 700
Desktop
Type
Desktop
AGP 8x
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
875 MHz
-
Boost Clock
928 MHz
600 MHz
Memory Clock
1753 MHz
Memory
256MB
Memory Size
3GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
384bit
38.40GB/s
Bandwidth
336.6GB/s
Render Config
-
Shading Units
2880
12
TMUs
240
8
ROPs
48
-
L1 Cache
16 KB (per SMX)
-
L2 Cache
1536 KB
Theoretical Performance
3.600 GPixel/s
Pixel Rate
55.68 GPixel/s
5.400 GTexel/s
Texture Rate
222.7 GTexel/s
-
FP32 (float)
5.345 TFLOPS
-
FP64 (double)
222.7 GFLOPS
Board Design
Unknown
TDP
250W
200 W
Suggested PSU
600 W
1x DVI
1x VGA
1x S-Video
1x VGA
1x S-Video
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x HDMI 1.4a
1x DisplayPort 1.2
1x Molex
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
NV42
GPU Name
GK180
6800 XT
GPU Variant
GK180-425-A1
Curie
Architecture
Kepler
TSMC
Foundry
TSMC
110 nm
Process Size
28 nm
0.202 billion
Transistors
7.08 billion
222 mm²
Die Size
561 mm²
Graphics Features
9.0c (9_3)
DirectX
12 (11_0)
2.0 (full)
2.1 (partial)
2.1 (partial)
OpenGL
4.6
N/A
OpenCL
3.0
N/A
Vulkan
1.2.175
-
CUDA
3.5
3.0
Shader Model
5.1
