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GPU Comparison
AMD Radeon R9 295X2 vs ATI Radeon HD 3830
AMD Radeon R9 295X2 vs ATI Radeon HD 3830
VS
AMD Radeon R9 295X2
ATI Radeon HD 3830
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 256MB VRAM Radeon HD 3830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 295X2 's Advantages
Released 6 years late
Larger VRAM bandwidth (320.0GB/s vs 26.50GB/s)
2496 additional rendering cores
ATI Radeon HD 3830 's Advantages
Lower TDP (75W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
+1239%
5.733 TFLOPS
Radeon HD 3830
0.428 TFLOPS
Radeon R9 295X2
VS
Radeon HD 3830
Graphics Card
Apr 2014
Release Date
Apr 2008
Volcanic Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1250 MHz
Memory Clock
828 MHz
Memory
4GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
512bit
Memory Bus
128bit
320.0GB/s
Bandwidth
26.50GB/s
Render Config
-
SM Count
-
44
Compute Units
4
2816
Shading Units
320
176
TMUs
16
64
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
1024 KB
L2 Cache
128 KB
Theoretical Performance
65.15 GPixel/s
Pixel Rate
10.69 GPixel/s
179.2 GTexel/s
Texture Rate
10.69 GTexel/s
-
FP16 (half)
-
5.733 TFLOPS
FP32 (float)
427.5 GFLOPS
716.7 GFLOPS
FP64 (double)
85.50 GFLOPS
Graphics Processor
Vesuvius
GPU Name
RV670
Vesuvius XT (215-0852022)
GPU Variant
RV670 PRO (215-0708003)
GCN 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
6.2 billion
Transistors
0.666 billion
438 mm²
Die Size
192 mm²
Board Design
500W
TDP
75W
900 W
Suggested PSU
250 W
1x DVI 4x mini-DisplayPort 1.2
Outputs
No outputs
2x 8-pin
Power Connectors
1x 6-pin
Graphics Features
12 (12_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
2.0
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
6.3
Shader Model
4.1
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