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GPU Comparison
NVIDIA GeForce GTX 280 vs AMD Radeon HD 7870 XT
NVIDIA GeForce GTX 280 vs AMD Radeon HD 7870 XT
VS
NVIDIA GeForce GTX 280
AMD Radeon HD 7870 XT
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 280 and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7870 XT 's Advantages
Released 4 years and 5 months late
Boost Clock975MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (192.0GB/s vs 141.7GB/s)
1296 additional rendering cores
Lower TDP (185W vs 236W)
Score
Benchmark
FP32 (float)
GeForce GTX 280
0.622 TFLOPS
Radeon HD 7870 XT
+381%
2.995 TFLOPS
GeForce GTX 280
VS
Radeon HD 7870 XT
Graphics Card
Jun 2008
Release Date
Nov 2012
GeForce 200
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
925 MHz
-
Boost Clock
975 MHz
1107 MHz
Memory Clock
1500 MHz
Memory
1024MB
Memory Size
2GB
GDDR3
Memory Type
GDDR5
512bit
Memory Bus
256bit
141.7GB/s
Bandwidth
192.0GB/s
Render Config
30
SM Count
-
-
Compute Units
24
240
Shading Units
1536
80
TMUs
96
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
-
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
512 KB
Theoretical Performance
19.26 GPixel/s
Pixel Rate
31.20 GPixel/s
48.16 GTexel/s
Texture Rate
93.60 GTexel/s
-
FP16 (half)
-
622.1 GFLOPS
FP32 (float)
2.995 TFLOPS
77.76 GFLOPS
FP64 (double)
748.8 GFLOPS
Graphics Processor
GT200
GPU Name
Tahiti
G200-300-A2
GPU Variant
Tahiti LE (215-0821122)
Tesla 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
65 nm
Process Size
28 nm
1.4 billion
Transistors
4.313 billion
576 mm²
Die Size
352 mm²
Board Design
236W
TDP
185W
550 W
Suggested PSU
450 W
2x DVI 1x S-Video
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
2x 6-pin
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
1.3
CUDA
-
4.0
Shader Model
5.1
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