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GPU Comparison
NVIDIA GeForce GTX 780 Rev. 2 vs ATI Radeon HD 3870
NVIDIA GeForce GTX 780 Rev. 2 vs ATI Radeon HD 3870
VS
NVIDIA GeForce GTX 780 Rev. 2
ATI Radeon HD 3870
We compared two Desktop platform GPUs: 3GB VRAM GeForce GTX 780 Rev. 2 and 512MB VRAM Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 780 Rev. 2 's Advantages
Released 5 years and 10 months late
Boost Clock902MHz
Larger VRAM bandwidth (288.4GB/s vs 72.06GB/s)
1984 additional rendering cores
ATI Radeon HD 3870 's Advantages
Lower TDP (106W vs 250W)
Score
Benchmark
FP32 (float)
GeForce GTX 780 Rev. 2
+736%
4.156 TFLOPS
Radeon HD 3870
0.497 TFLOPS
GeForce GTX 780 Rev. 2
VS
Radeon HD 3870
Graphics Card
Sep 2013
Release Date
Nov 2007
GeForce 700
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
863 MHz
Base Clock
-
902 MHz
Boost Clock
-
1502 MHz
Memory Clock
1126 MHz
Memory
3GB
Memory Size
512MB
GDDR5
Memory Type
GDDR4
384bit
Memory Bus
256bit
288.4GB/s
Bandwidth
72.06GB/s
Render Config
-
SM Count
-
-
Compute Units
4
2304
Shading Units
320
192
TMUs
16
48
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per SMX)
L1 Cache
-
1536 KB
L2 Cache
256 KB
Theoretical Performance
43.30 GPixel/s
Pixel Rate
12.43 GPixel/s
173.2 GTexel/s
Texture Rate
12.43 GTexel/s
-
FP16 (half)
-
4.156 TFLOPS
FP32 (float)
497.3 GFLOPS
173.2 GFLOPS
FP64 (double)
99.46 GFLOPS
Graphics Processor
GK110B
GPU Name
RV670
GK110-300-B1
GPU Variant
RV670 XT (215-0708005)
Kepler
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
7.08 billion
Transistors
0.666 billion
561 mm²
Die Size
192 mm²
Board Design
250W
TDP
106W
600 W
Suggested PSU
300 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
3.0
OpenCL
N/A
1.1
Vulkan
N/A
3.5
CUDA
-
5.1
Shader Model
4.1
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